| All Patents in class 83/647 |
Patents 31 -
45
of 54
      |
| Number | Date | Patentee | Title | Type |
| 1,290,497 | Jan. 07, 1919 | J.W. Boynton | Hacksaw-Machine | power hacksaws |
| 1,334,166 | Mar. 16, 1920 | A. Rasmussen | Power-hacksaw machine | power hacksaws |
| 1,522,777 | Jan. 13, 1925 | E. Green | Hack-saw machine | metal sawing machines |
| 1,598,011 | Aug. 31, 1926 | C. Rasmussen | Metal-sawing machine | power hacksaws |
| 1,623,449 | Apr. 05, 1927 | A.G. Thompson | Metal-cutting machine | power hacksaws |
| 1,665,090 | Apr. 03, 1928 | D.E. Gommel | Hack Saw | |
| 1,780,439 | Nov. 04, 1930 | C. Rasmussen | Metal-sawing machine | power hacksaws |
| 1,795,919 | Mar. 10, 1931 | W. Wolff, E. Wolff | Portable power hack saw | metal sawing machines |
| 1,835,432 | Dec. 08, 1931 | J. Samson | Hacksaw conversion tool for handheld electric drill | handheld power tool accessories |
| 1,972,327 | Sep. 04, 1934 | G.J. Blum | Power hacksaw | metal sawing machines |
| 1,972,328 | Sep. 04, 1934 | G.J. Blum | Power hacksaw | metal sawing machines |
| 2,049,626 | Aug. 04, 1936 | A. Rasmussen | Power Hacksaw Machine | power hacksaws |
| 2,174,837 | Oct. 03, 1939 | C. Rasmussen | Saw machine | power hacksaws |
| 2,175,111 | Oct. 03, 1939 | C.I. Duvall | Power hacksaw | metal sawing machines |
| 2,182,234 | Dec. 05, 1939 | A.H. Pneuman | Power operated hacksaw | metal sawing machines |
