Patents
Winchester Co. Loading Tool Patents
Rev. April 10, 2025
| Inventor’s Name(s) | Date Issued | Patent No. | Patent Description |
| W. W. Winchester | Oct. 20, 1874 | 156,197 | Model 1874 and Model 1875 Tools |
| G. A. Barnes | Nov. 25, 1879 | 222,000 | (Lew Yearout) Assigned to Winchester a Capping Tool |
| J. H. Barlow | June 29, 1880 | 229,301 | Assigned to Winchester a MODEL 1880 Crimping Chamber |
| T.G. Bennett | Sept. 14, 1880 | 232,169 | (Lew Yearout) Machine for Feeding Cartridge Shells |
| V. A. King | Sept. 14, 1880 | 232,189 | Model 1880 Tool |
| J. H. Barlow | Nov. 7, 1882 | 267, 130 | Model 1882 Tool |
| D. Brown | Oct. 27, 1885 | 329,135 | (Lew Yearout) Cartridge Loading Implement |
| T. G. Bennett | Dec. 28, 1886 | 355,122 | Assigned to Winchester a Sizing Implement |
| W. W. Wetmore | Jan. 24, 1888 | 376,930 | Model 1888 Tool |
| W. Mason | May 8, 1888 | 382,482 | Assigned to Winchester a Reloading Implement |
| T. G. Bennett | May 29, 1888 | 383,693 | Assigned to Winchester a Model 1888 Tool improvement |
| C. H. Griffith | March 17, 1891 | 448,228 | Model 1891 Tool |
| W. Mason | Feb. 13, 1894 | 514,722 | Model 1894 Tool |
| W. G. Smith | Feb. 13, 1894 | 514,737 | Assigned to Winchester a Reloading Tool |
| W. Mason | Nov. 3, 1896 | 570,760 | Assigned to Winchester a Reducing Die for Cartridges |
| H.M. Olney | Dec. 8, 1903 | 746,368 | Cartridge Decapping Tool not assigned to Winchester |
| M. H. Dopplmaier | April 21, 1908 | 885,589 | Model 1894 Tool an Improvement not assigned to Winchester |