| All Patents in class 409/255 |
Patents 1 -
8
of 8
      |
| Picture | Number | Date | Patentee | Title |
| | 2,024,253 | Dec. 17, 1935 | E.G. Roehm, M. Romaine | Broaching Machine |
| | 2,024,254 | Dec. 17, 1935 | E.G. Roehm, M. Romaine | Broaching Machine |
| | 2,043,420 | Jun. 09, 1936 | E.G. Roehm | Broaching Machine |
| | 2,052,248 | Aug. 25, 1936 | E.G. Roehm | Broaching Machine |
| | 2,065,101 | Dec. 22, 1936 | M. Romaine | Broaching Machine Fixture |
| | 2,127,877 | Aug. 23, 1938 | G.F. Maglott | Grinding Machine |
| | 2,203,798 | Jun. 11, 1940 | M. Romaine | Broaching Machine |
 | 2,643,585 | Jun. 30, 1953 | F.J. Lapointe, E.J. Lapointe | Broaching machine |
