| Patents Granted on 1931-02-10 |
Patents 1 -
15
of 23
      |
| Number | Date | Patentee | Title | Type |
| RE17,959 | Feb. 10, 1931 | A.B. Bachmann | Milling Machine | milling machines |
| 1,791,491 | Feb. 10, 1931 | W.F. Emerson | Cylindrical Honing Tool | honing tools |
| 1,791,505 | Feb. 10, 1931 | C. Knoth | Riveting Machine | riveting machines |
| 1,791,524 | Feb. 10, 1931 | M.H. Damerell | Shaft Straightening Machine | metal straightening machines |
| 1,791,532 | Feb. 10, 1931 | H. Hansen, E.L. Oberly | Semiautomatic Drill and Tapping Jig | jigs and fixtures |
| 1,791,534 | Feb. 10, 1931 | F.A. Parsons | Transmission and Control Mechanism for Milling Machines | milling machines |
| 1,791,572 | Feb. 10, 1931 | I. Ornberg | Cooling System for Internal Combustion Engines | engine thermostats |
| 1,791,585 | Feb. 10, 1931 | C.A. Terry | Hydraulic Turbine | turbine water wheels |
| 1,791,600 | Feb. 10, 1931 | J.W. Onions | Fuel Distributing Pump for Internal Combustion Engines | fuel pumps |
| 1,791,623 | Feb. 10, 1931 | J. Hutchinson | Carburetor | carburetors |
| 1,791,649 | Feb. 10, 1931 | W.W. Vosper | Pipe Reamer | pipe reamers |
| 1,791,681 | Feb. 10, 1931 | P.V. Morgan | Device for Removing Tire Shoes from Drop Center Rims | tire repair tools |
| 1,791,713 | Feb. 10, 1931 | L.F. Nenninger, J.E. Caster | Centerless Grinder | grinding machines |
| 1,791,747 | Feb. 10, 1931 | J.B. Armitage | Machine-Tool Transmission | milling machines |
| 1,791,758 | Feb. 10, 1931 | L.J. Radermacher, J. Goetz | Milling Machine | milling machines |
