| Patents Granted on 1931-09-29 |
Patents 1 -
8
of 8
      |
| Number | Date | Patentee | Title | Type |
| 1,824,852 | Sep. 29, 1931 | W.H. Weber | Carburetor | carburetors |
| 1,824,944 | Sep. 29, 1931 | F.J. Carnelli | Chain Wrench | chain and strap wrenches |
| 1,825,007 | Sep. 29, 1931 | N.F. McNaught | Valve seat reconstruction tool | |
| 1,825,046 | Sep. 29, 1931 | B.T. Browand | Tool Holder | drill press chucks |
| 1,825,060 | Sep. 29, 1931 | G.E. Hallenbeck | Revolving Holder Machine Tool | drilling and boring tool holders |
| 1,825,181 | Sep. 29, 1931 | W.C. De Roo | Electrical operated column clamp for radial drills | radial drill presses |
| 1,825,318 | Sep. 29, 1931 | L.B. Kapp | Pump | internal combustion engine lubrication |
| 1,825,359 | Sep. 29, 1931 | R.E. Manley | Light wrecking crane | vehicle mechanic |
