| Patents Granted on 1959-04-21 |
Patents 1 -
5
of 5
      |
| Number | Date | Patentee | Title | Type |
| 2,882,649 | Apr. 21, 1959 | G.L. Grove | Incremental Feed Mechanism | grinding machines |
| 2,882,760 | Apr. 21, 1959 | L.A. Leifer | Infinitey Variable Incremental Feed Control | metalworking speed changing mechanisms |
| 2,882,761 | Apr. 21, 1959 | R.N. Knosp, C.E. Linden, F.O. Wetzel | Radial drill spindle feed | radial drill presses |
| 2,882,775 | Apr. 21, 1959 | C.E. Wilderman, T.L. Rank | Adjustable Hand Pliers | pliers type wrenches |
| 2,883,201 | Apr. 21, 1959 | R.B. Goodrum | Universal Chuck | metal lathe chucks |
