| Patents Granted on 1931-10-06 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 1,825,719 | Oct. 06, 1931 | S. Einstein | Control Mechanism | machine tool controls |
| 1,825,753 | Oct. 06, 1931 | L.F. Nenninger | Truing Mechanism | grinding machines |
| 1,825,797 | Oct. 06, 1931 | C.W. Hopkins | Grinding Machine | grinding machines |
| 1,825,873 | Oct. 06, 1931 | M.C. Dellinger, H.W. Kulp | Wrist Pin Inserting Tool | automotive tools |
| 1,825,936 | Oct. 06, 1931 | C. Bodmer | Ratchet mechanism | |
| 1,825,986 | Oct. 06, 1931 | L.R. Williamson | Hydraulic column clamp | drill presses |
| 1,825,987 | Oct. 06, 1931 | E.J. Witchger | Radius gauge | special purpose gauges |
| 1,826,459 | Oct. 06, 1931 | K.C. Council | Tool Holder | tool handles |
