| All Patents in class 72/377 |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
 | 566,937 | Sep. 01, 1896 | E. Rogers | Axe/Hatchet Making |
| | 1,158,877 | Nov. 02, 1915 | R. Whitaker | Manufacturing horseshoe-calks and the like |
| | 1,736,715 | Nov. 19, 1929 | J.J. Marshall | Method of and apparatus for forming hook bars |
| | 1,739,119 | Dec. 10, 1929 | J.R. Blakeslee | Method of Reclaiming Car Axles |
| | 1,771,709 | Jul. 29, 1930 | E.F. Gibbs | Method of Forming Turning Tool Holders |
 | 1,838,470 | Dec. 29, 1931 | F.J. Vlchek | Manufacture of Swaged and Tempered Articles |
 | 1,862,001 | Jun. 07, 1932 | A.O. Brungardt | Process of Making Wrenches |
 | 1,918,469 | Jul. 18, 1933 | J.M. Hargrave | Clamp and method of manufacturing the same |
