soldering operation
91Spot welding — is a type of resistance welding used to weld various sheet metal products. Typically the sheets are in the 0.5 3.0 mm thickness range. The process uses two shaped copper alloy electrodes to concentrate welding current into a small spot and to… …
92Hans von Ohain — Hans Joachim Pabst von Ohain (December 14 1911ndash March 13 1998) was one of the inventors of jet propulsion. The engineers, Frank Whittle in the United Kingdom and Hans von Ohain in Germany, developed the concept independently during the late… …
93M1903 Springfield rifle — Infobox Weapon|is ranged=yes name= Rifle, Caliber .30, M1903 origin=flagcountry|United States type= Bolt action rifle designer= Springfield Armory design date= 1900 service= 1903–1957 users= See Users wars= World War I, World War II, Korean War,… …
94Alfred E. Neuman — For other uses, see Alfred Newman (disambiguation). Alfred E. Neuman on Mad 30 Alfred E. Neuman is the fictional mascot and cover boy of Mad magazine. The face had drifted through American pictography for decades before being claimed and named by …
95Pocket watch — This article is about the portable timepiece. For the Dave Grohl album, see Pocketwatch (album). A gold pocket watch with hunter case and watch chain …
96Model military vehicle — Main article: Military model 1/35 scale T 34 tank model with a landscaped base …
97Iron sight — Sight picture through iron sights of an H K MP5 submachine gun. The annular shroud around the front post sight is aligned with the rear peep sight to ensure the weapon is properly trained. Iron sights are a system of shaped alignment markers… …
98Tellabs — Infobox Company company name = Tellabs company company type = Public (nasdaq|TLAB) genre = foundation = 1975 founder = location city = Naperville, Illinois location country = United States location = origins = key people = CEO: Rob Pullen… …
99Dalek variants — …
100HP 200LX — The HP 200LX (also known as Project Felix) is a personal digital assistant introduced by Hewlett Packard in 1994. It was often called a palmtop computer, and it was notable that it was, with some minor exceptions, a 100% MS DOS compatible… …
