| All Patents in class 470/43 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 207,049 | Aug. 13, 1878 | H. MacColl | Riveting Machine | riveting machines |
| 364,208 | Jun. 07, 1887 | J.R. Blakeslea | Bolt Heading Machine | bolt heading machines |
| 808,712 | Jan. 02, 1906 | G.C. Andrews | Machine for Punching Metal | metal punching machines |
| 914,799 | Mar. 09, 1909 | W. Cornbrooks | Relief mechanism for pressure-exerting machines | punch presses |
| 1,300,240 | Apr. 15, 1919 | J.R. Blakeslee | Safety Device for Forging-Machines and the Like | forging apparatus and accessories |
| 1,560,487 | Nov. 03, 1925 | A.A. Shafer | Automatic Screw Threading Machine | metal threading machines |
| 3,150,391 | Sep. 29, 1964 | A.R. Kull | Safety Device for Forging Machines | forging apparatus and accessories |
| 3,302,438 | Feb. 07, 1967 | B.F. Ware | Forging Machine for Extruding and Working Metal Articles | forging machines |
