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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
The Maynard carbine was a breech-loaded carbine used by cavalry in the American Civil War.The First Model was manufactured between 1858 and 1859. About 5,000 were made. In United States service it was distributed to the 9th Pennsylvania and 1st Wisconsin cavalry regiments, United States Marines aboard the USS Saratoga and the United States Revenue Cutter Service.
The symbols on the lower arc of the stamp indicates the caliber (7.7mm, 5.56mm or 7.62mm) and R# or R#M# indicate the model (R) and mark (M) of the cartridge, like the Commonwealth L#A# stamp (e.g., R1M1 is the first model and second Mark of a cartridge). Later, the 2-digit year is in the 12 o'clock position and a digit in the 6 o'clock ...
replaced 1204; [20] for small capacity cartridges like the .22 Hornet, .25-20, and .32-20 [11] 4320 1935 short replaced 1147 [21] for large capacity sporting and military cartridges like the .220 Swift, .270 Winchester and .30-06 [11] 4350 1940 standard [4] 4475 1936 used to load military 7.62×51mm NATO and 5.56×45mm NATO cartridges during ...
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]
T1IIJ = 110 cartridges .50 linked (API M8), 55 linked rounds per carton, 1 carton per M10 ammo can, 2 × M10 ammo cans per M12 wooden crate. Gross Weight: 44 lbs. Volume: 0.7 cubic feet. T1IIM = 110 cartridges .50 linked (4 × API M8, 1 × INC M1), 55 linked rounds per carton, 1 carton per M10 ammo can, 2 × M10 ammo cans per M12 wooden crate.
Cartridges were loaded with 45 grains (2.9 g) of black powder, and were also available as .56-52, .56-50, [15] and a wildcat .56-46, a necked down version of the original .56-56. Lugs indicates that the .50 calibre was the standard issue rifle, with a reduced diameter bullet to reduce the recoil and the risk of accidental magazine explosions. [15]
A .50 caliber cartridge case with the Frankford Arsenal headstamp. Each round of ammunition was marked with the headstamp "F A" on its base, denoting that it was produced at the Frankford Arsenal. Early metallic cartridges produced at Frankford were not head-stamped. These were either Martin or Benet primed copper cases. Early cartridges were ...