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The United States Patent Office has issued more than 4,400 mousetrap patents. [3] The gun-powered mouse trap proved inferior to spring-powered mousetraps descending from William C. Hooker's 1894 patent. However, the 1882 patent has continued to draw interest–including efforts to reconstruct a version of it–due to its unconventional design. [4]
Image title: Patent # 269, 766 Improvement in Animal Traps by James A. Williams, 1882 Record Group 241 Selected Patent Files, 1840-1952 Records of the Patent and Trademark Office HMS Record Identifier 569160 HMS Asset Identifier HC1-94140081 HMS Folder Identifier HF1-107033944 ARC Identifier 1122319
James Henry Atkinson (c. 1849–1942) was a British ironmonger from Leeds, Yorkshire who is best known for his 1899 patent of the Little Nipper mousetrap. [1] He is cited by some as the inventor of the classic spring-loaded mousetrap, [2] [3] but this basic style of mousetrap was patented a few years earlier in the United States by William Chauncey Hooker in 1894.
The Model 1868 was also the first trapdoor conversion to use the cartridge extractor covered by U.S. Patent No. 68,009, issued August 27, 1867 to W.H. & G.W. Miller. The Model 1868 had an overall length of 51 7 ⁄ 8 inches. [1] Over 50,000 Model 1868 rifles were manufactured, chambered for the .50-70 450 cartridge.
Springfield Model 1866 breech. The Springfield Model 1866 was the second iteration of the Allin-designed trapdoor breech-loading mechanism. Originally developed as a means of converting rifle muskets to breechloaders, the Allin modification ultimately became the basis for the definitive Springfield Model 1873, the first breech-loading rifle adopted by the United States War Department for ...
If the mouse attempts to take the bait, the coin is displaced and the glass traps the mouse. [14] Another method of live trapping, the bucket trap , is to make a half-oval shaped tunnel with a toilet paper roll, put bait on one end of the roll, place the roll on a counter or table with the baited end sticking out over the edge, and put a deep ...
The Mk 211 is a very popular .50 caliber sniper round used in the Barrett M82 rifle and other .50 BMG rifles. [5] It is also often used in heavy machine guns such as the M2 Browning, but not the M85. Due to its popularity, several U.S. arms manufacturers produce the round under license from NAMMO Raufoss AS. [6]
Simon, one of numerous games designed by Marvin Glass and Associates. Marvin Glass and Associates (MGA) was a toy design and engineering firm based in Chicago.Marvin Glass (1914–1974) and his employees created some of the most successful toys and games of the twentieth century such as Mr. Machine, Rock 'Em Sock 'Em Robots, Lite Brite, Ants in the Pants, [1] Mouse Trap, Operation, Simon, Body ...