| Patents Granted on 1953-04-21 |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| D169,361 | Apr. 21, 1953 | E.C. Dudek | Portable power-operated saw | handheld circular saws |
| 2,635,326 | Apr. 21, 1953 | C.H. Johnson, L.E. Godfriaux | Automatic Turret Indexing Mechanism for Lathes | metalworking machine mechanisms |
| 2,635,340 | Apr. 21, 1953 | G.A. Schwab | Duplicator | carving machines |
| 2,635,342 | Apr. 21, 1953 | . | Square with Two Piece Handle | saw handles |
| 2,635,395 | Apr. 21, 1953 | P.A. Grobey, M.H. Arms | Machine for grinding internal surfaces concentric with external surfaces | grinders |
| 2,635,396 | Apr. 21, 1953 | H.R. Johnson | Portable rubbing machine | handheld power sanders |
| 2,635,589 | Apr. 21, 1953 | S.D. Klinger | Gas Engine | gas and gasoline engines |
| 2,635,651 | Apr. 21, 1953 | B.W. Hulfish | Jigsaw with drive of scotch yoke type | scrollsaws |
| 2,635,654 | Apr. 21, 1953 | W.B. Boice | Jointer bed structure | jointers |
| 2,635,660 | Apr. 21, 1953 | O.W. Dawson | Tool having handle movable at right angles and dovetailed lock | screwdrivers |
| 2,635,847 | Apr. 21, 1953 | F.H. Rued | Turbine Jet Controller | nozzle controllers |
| 2,635,930 | Apr. 21, 1953 | J. Daugherty | Machine Tool | metalworking machine mechanisms |
