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William Mason (Colt) : ウィキペディア英語版 | William Mason (Colt)
William Mason (January 30, 1837 – July 17, 1913) was a patternmaker, engineer and inventor who worked for Remington Arms, Colt’s Patent Fire Arms Manufacturing Company, and Winchester Repeating Arms Company in the 19th century.〔 ==Remington== Mason began his career as an apprentice patternmaker, eventually working in the arms industry for Remington Arms. While at Remington, on Nov 21 1865,he received U.S. patent 51,117, for a swing-out cylinder for easy loading and the star ejector mechanism to eject spent cartridge cases, a design used in 1896 by S&W for the .38 Hand Ejector (M&P and S&W Model 10).
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