All Patents in class 83/602 |
Patents 16 -
23
of 23
|
Number | Date | Patentee | Title | Type |
792,949 | Jun. 20, 1905 | L. Van Dorin | Punch and Shears | metal punching machines |
833,294 | Oct. 16, 1906 | G.J. Blum | Punching and shearing mechanism | metal punching machines |
981,166 | Jan. 10, 1911 | I.W. Cheney | Steel Shears | metal shearing machines |
1,472,329 | Oct. 30, 1923 | E.J. Dreis | Combined Shear and Notcher | metal shearing machines |
1,992,211 | Feb. 26, 1935 | F.M. Hooley | Sheet Metal and Pipe Cutter | metal shearing machines |
2,123,350 | Jul. 12, 1938 | G.R. Anderson | Strip Feeding Mechanism | electric motor making |
2,796,768 | Jun. 25, 1957 | R.E. Stoll | Power operated elliptical motion tool | handheld power jigsaws |
3,899,950 | Aug. 19, 1975 | J. Dvorak | Bar shear | metal shearing machines |