| Patents Granted on 1912-03-?? |
Patents 1 -
15
of 41
      |
| Number | Date | Patentee | Title | Type |
| CA-138,939 | Mar. 05, 1912 | A.C. Getz | Universal woodworking machine | combination machines |
| 1,019,066 | Mar. 05, 1912 | M. Lambert, J.L. Mary | Sander or smoothing-machine | sanding machines |
| 1,019,150 | Mar. 05, 1912 | C.L. Heisler | Piston Rod Extension Guide | steam locomotives |
| 1,019,400 | Mar. 05, 1912 | V. Langsdon, L.W. Zuegner | Universal Test Indicator | test indicators |
| 1,019,516 | Mar. 05, 1912 | A.E. Newton | Belt-drive | metalworking power transmission |
| 1,019,517 | Mar. 05, 1912 | A.E. Newton | Weight safety device | drill presses |
| 1,019,540 | Mar. 05, 1912 | C.E. Shields | Bench-vise support | bench vises |
| 1,019,639 | Mar. 05, 1912 | F.K. Hendrickson | Belt-tightener for drills | drill presses |
| D42,305 | Mar. 12, 1912 | J.L. Sommer | Design for a Bottle-Opener | corkscrew accessories |
| 1,019,798 | Mar. 12, 1912 | T. Trecker, E.J. Kearney | Speed-changing gearing | milling machines |
| 1,019,825 | Mar. 12, 1912 | F. Mossberg | Ratchet Wrench | ratchet wrenches |
| 1,019,835 | Mar. 12, 1912 | H. Prack | Tool For Removing Insulation From Wires | cutting |
| 1,019,856 | Mar. 12, 1912 | J.L. Strickland | Rotary internal-combustion engine | internal combustion engines |
| 1,020,132 | Mar. 12, 1912 | J.C. Dietrich | Hose-supporter | |
| GB-191,115,016 | Mar. 15, 1912 | H. Bullock | Improvements in or connected with regulating or controlling devices applicable among other purposes for controlling dampers for furnaces | industrial furnaces |
