| Patents Granted on 1931-11-03 |
Patents 1 -
15
of 17
      |
| Number | Date | Patentee | Title | Type |
| 1,829,770 | Nov. 03, 1931 | C.E. Tannewitz | Drawer lock mechanism | |
| 1,829,797 | Nov. 03, 1931 | J. Hartness | Thread Gauging | thread gages |
| 1,829,827 | Nov. 03, 1931 | L. Garbarino | Joiner guard | woodworking machine safety guards |
| 1,829,975 | Nov. 03, 1931 | E.J. Witchger | Joint for Folding Rules | folding rule joints |
| 1,830,033 | Nov. 03, 1931 | J.V. Larson | Automatic Nut Wrench | self-adjust wrenches |
| 1,830,151 | Nov. 03, 1931 | C.G. Wilderson | Dust collector and guard for saws | woodworking machine safety guards |
| 1,830,179 | Nov. 03, 1931 | B.F. Stowell | Cutting Tool | milling machine cutters |
| 1,830,268 | Nov. 03, 1931 | M.J. Foley | Die holder | tap wrenches and die stocks |
| 1,830,321 | Nov. 03, 1931 | A.W. Hubbell | Internal Combustion Engine | cylinder heads |
| 1,830,325 | Nov. 03, 1931 | A.P. Leonard | Sugar Cane Mill | sugar cane apparatus |
| 1,830,350 | Nov. 03, 1931 | J.M. Crowe | Miter cutting motor driven hand tool | handheld circular saws |
| 1,830,424 | Nov. 03, 1931 | E.J. Codner | Lubricator for Pumps | tool lubricators |
| 1,830,577 | Nov. 03, 1931 | C. Vallone | Holder for Wrenches and the Like | wrench set holders |
| 1,830,579 | Nov. 03, 1931 | F.W. Wappat | Electric handsaw | handheld power tools |
| 1,830,580 | Nov. 03, 1931 | F.W. Wappat | Electric handsaw | handheld power tools |
