ejector chamber
71Makarov PM — Infobox Weapon name= Makarov PM caption=Makarov PM origin=flagcountry|Soviet Union type=Semi automatic pistol is ranged=yes service= used by=Soviet Union, East Germany, Albania, Bulgaria, China, Cambodia, Estonia, Latvia, Vietnam wars= Soviet war …
72Mach Five — For the song by The Presidents of the United States of America, see Mach 5 (song). : For the Mach speed rating system, see Mach numberThe Mach Five (マッハ号; mahha gō ; lit. the Mach ) is the racing car Speed Racer (Go Mifune in the Japanese… …
73Pedersen rifle — The Pedersen Rifle, officially known in final form as the T1E3 rifle, was a United States semi automatic rifle designed by John Pedersen that was made in small numbers for testing by the United States Army during the 1920s as part of a program to …
74P-64 pistol — For the American fighter aircraft, see North American P 64 Infobox Weapon name=P 64 caption=The P 64 with holster origin=flag|Poland type=Semi automatic pistol is ranged=yes service=1965–present used by=Poland wars= designer= design date=1950s… …
75Glock pistol — Infobox Weapon name=Glock caption=The Glock 17 (recent production model) origin=flag|Austria type=Semi automatic pistol is ranged=yes service=1980–present used by=See Users wars= designer=Gaston Glock design date=1980 manufacturer=Glock GmbH unit …
76building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
77petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …
78P-64 (pistol) — For the American fighter aircraft, see North American P 64 P 64 The P 64 with holster Type Semi automatic pi …
79Smith & Wesson — Infobox Company company name = Smith Wesson Holding Corp. company vector logo = company type = Public (NASDAQ|SWHC) genre = foundation = 1852 founder = Horace Smith, Daniel B. Wesson location = location city = Springfield, Massachusetts location… …
80M1918 Browning Automatic Rifle — Not to be confused with Browning BAR. Rifle, Caliber .30, Automatic, Browning, M1918 The M1918A2 BAR Type …
