| All Patents in class 409/246 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 2,024,253 | Dec. 17, 1935 | E.G. Roehm, M. Romaine | Broaching Machine | broaching machines |
| 2,049,623 | Aug. 04, 1936 | E.G. Roehm | Broaching Machine | broaching machines |
| 2,194,568 | Mar. 26, 1940 | W. Trible, M. Romaine | Broaching Machine | broaching machines |
| 2,507,581 | May 16, 1950 | H.P. Baecker, W.P. McDonald, M.V. Waters | Safety Device for Broaching Machines | broaching machines |
| 3,372,620 | Mar. 12, 1968 | C.F. Stuemer | Interference Detection Mechanism for Machine Tools | broaching machines |
