With the invention of the backspring, pocket-size utility knives were introduced with folding blades and other folding tools designed to increase the utility of the overall design.

With the invention of the revolver in 1818, handguns capable of holding multiple rounds became popular.

With the invention of the printing press by Johannes Gutenberg in 1447, it became feasible to print books and maps for a larger customer basis.

With the invention of the knitting machine, however, knitting " by hand " became a useful but non-essential craft.

With the invention of modern myths such as urban legends, the mythological traditional will carry on to the increasing variety of mediums available to the consumer in the 21st century and beyond.

With the invention of gunpowder, the traditional methods of defense became less and less effective against a determined siege.

With the invention of moveable type in Europe began an increase of printed material.

With the invention of bubble chambers and spark chambers in the 1950s, experimental particle physics discovered a large and ever-growing number of particles called hadrons.

With the invention of gunpowder, cannon and ( in modern times ) mortars and howitzers, the traditional methods of defence became less effective against a determined siege.

With the invention of the Bessemer process in the mid-19th century, steel became an inexpensive mass-produced material.

With the exception of Australia, where spear throwing technology such as the woomera predominated, the sling became common all over the world, although it is not clear whether this occurred because of cultural diffusion or independent invention.

With the invention of the teletypewriter, telegraphic encoding became fully automated.

With the invention of transistors at Bell labs, in 1947, the field of electronics got a new direction which shifted from power consuming vacuum tubes to solid state devices.

With the invention of torsion spring bundle technology, the first ballista was built.

With the invention of the polymerase chain reaction ( PCR ) technique, DNA profiling took huge strides forward in both discriminating power and the ability to recover information from very small ( or degraded ) starting samples.

With the advent of flexible film, Thomas Alva Edison quickly set out on his invention, the Kinetoscope, which was first shown at the Brooklyn Institute of Arts and Sciences on 9 May 1893.

With the invention of synthetic refrigerants based mostly on a chlorofluorocarbon ( CFC ) chemical, safer refrigerators were possible for home and consumer use.

Arabesk is folk music style that originally appeared in Turkey during the 1960s as a reflection of migrant workers first experience of immigration inside the homeland As Brown writes, “ With its bittersweet longing for a homeland left behind — a homeland most Turkish-German youngsters could never have seen expect perhaps on vacation — Arabesk expresses a nostalgia and cultural pessimism that dovetails perfectly with hip hop ’ s invention of community through stories of displacement ” ( Brown, 144 ).

With the ending of the slave trade, the invention of the cotton gin, and opening up of new territories in the Deep South, suddenly there was a growing market for the trading of slaves.

With John Mauchly he invented the first general-purpose electronic digital computer ( ENIAC ), presented the first course in computing topics ( the Moore School Lectures ), founded the first commercial computer company ( the Eckert – Mauchly Computer Corporation ), and designed the first commercial computer in the U. S., the UNIVAC, which incorporated Eckert's invention of the mercury delay line memory.

With the invention of the steam engine, the demand for tar and turpentine slowly evaporated as fewer wooden ships were constructed.

With the invention of the automobile, Monterey became less of a resort town.

With the invention of anti-phantom, highly visible SIRA lenses, lights of could be designed to give the same output as plain lenses, so a larger surface area was unnecessary.

With the invention and development of the transistor in the 1950s and 1960s, metal detector manufacturers and designers made smaller lighter machines with improved circuitry, running on small battery packs.

With the efforts to analyze the atmosphere in the 17th and 18th century, gases such as hydrogen were discovered which in turn led to the invention of hydrogen balloons.

With adoption of a more scientific approach, Leonardo da Vinci and Bernard Palissy independently reached an accurate representation of the hydrologic cycle.

With a piece of software like QuickBooks and / or pre-printed blank cheque stock, using the correct banking information, the scammer can easily print a cheque that is absolutely genuine-looking, passes all counterfeit tests, and may even clear the paying account if the account information is accurate and the funds are available.

With the current inclusion of only 30 stocks, critics like Ric Edelman argue that the DJIA is not a very accurate representation of overall market performance.

With the advent of computers, sail manufacturers were able to model their sails using special computer-aided design ( CAD ) programs and directly feed the data to very accurate laser plotters / cutters which cut the panels from rolls of sail cloth, replacing the traditional manual process ( scissors ).

With an index fund, this drift is not possible and accurate diversification of a portfolio is increased.

With crowd sourced surveying, although the accuracy of the individual measurements are not as accurate as with a traditional survey, the algorithms used rely on a high data density to produce final results that are more accurate than the single measurements.

With few pictures on the schedule, Skouras wanted to rush Zanuck's big-budget war epic The Longest Day, a highly accurate account of the Allied invasion of Normandy on June 6, 1944, with a huge international cast, into release as another source of quick cash.

With the advent of accurate firearms, trenches were used to shelter troops.

With PCR being developed between 1975 and 1980 and the first restriction enzyme isolated in 1970, highly accurate parental testing was not a possibility before 1970.

With this method an accurate diagnosis is feasible within a day.

With the advent of the space age, Bracewell became interested in celestial mechanics, made observations of the radio emission from Sputnik 1, and supplied the press with accurate charts predicting the path of Soviet satellites, which were perfectly visible, if you knew when and where to look.

With an incomplete theory of quantum gravity, it is impossible to be certain what spacetime would look like at these small scales, because existing theories of gravity do not give accurate predictions in that regime.

With this additional contextual recognition, it is one of the more accurate spam filters available.

With deconvolution, " lost " image detail may be approximately recovered — although it generally is impossible to verify that any recovered detail is accurate.

With high sensitivity and specificity, it not only provides an accurate measure, but the test is also non-invasive, highly reproducible, and low in cost.

* With Bolivia, The Treaty of Polo-Bustamante determined the partition of the Lake Titicaca and provided a much accurate definition of the Peruvian-Bolivian border.

With the exception of Church history, he lectured on all branches of so-called theoretical theology, especially on New Testament exegesis, biblical theology, dogmatic ethics, and the history of dogma, and his comprehensive knowledge, accurate scholarship and wide sympathies gave peculiar value to his lectures and treatises, especially those on the development of church doctrine.

With this gun he " continued to engage the enemy whenever they appeared ", putting a German machine gun out of action with his accurate fire.

With only four sound samples from faulty tapes playing at incorrect motor speeds ( due to improper settings of the 10 turn pitch knob ), accurate software-based Birotron sounds continue to remain unobtainable for musicians.

With the speed of light known, and an accurate measurement of the time taken, the distance can be calculated.

With a three or four digit, highly accurate numerical seed, the total digital computation time necessary to reach the desired precision is dramatically reduced, since many fewer iterations are required.

With darkness only 30 minutes away, the Japanese flagship Mikasa almost no longer combat effective, and Russian gunfire seemingly becoming more accurate and effective with each cannon shot ; the flagship signaled to the Asahi to take over ( known as a battle handoff ) the shooting upon the lead Russian battleship.

With the new system, staff will have accurate information available to them when it matters, enabling them to keep customers fully updated – avoiding a major source of frustration for customers and staff alike.