| All Patents in class 74/473.21 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 1,060,723 | May 06, 1913 | W.W. Vosper | Power Transmission and Control Mechanism. | pipe threading machines |
| 1,622,159 | Mar. 22, 1927 | C.E. Linden | Safety Locking Device for the Shifting Mechanism of Metal Planers | metal planer accessories |
| 2,335,797 | Nov. 30, 1943 | F.H. Dean, J.H. Schreiber | Gear shift locking device | metal shapers |
| 2,673,472 | Mar. 30, 1954 | N.R. Logan, F.D. Dickas | Variable speed mechanism | |
| 3,274,843 | Sep. 27, 1966 | H.E. Luebkemann | Lathe Transmission Mechanism | metalworking machine mechanisms |
