| All Patents in class 81/437 |
Patents 31 -
45
of 62
      |
| Number | Date | Patentee | Title | Type |
| 536,882 | Apr. 02, 1895 | J.G. Lowe | Wrench | bicycle or pocket wrenches |
| 560,508 | May 19, 1896 | E. Lane | Wrench | wrench combination tools |
| 572,035 | Nov. 24, 1896 | W.C. Stokes | Wrench | screw adjust wrenches |
| 582,238 | May 11, 1897 | F. Schrader | Adjustable Spanner-Wrench | wrench combination tools |
| 601,302 | Mar. 29, 1898 | S.J. Johnston | Combination-tool | brace wrenches |
| 604,391 | May 24, 1898 | H.J. Hancock | Wrench | screw adjust wrenches |
| 608,520 | Aug. 02, 1898 | J.A. Hensler | Monkey Wrench | quick adjust wrenches |
| 608,942 | Aug. 09, 1898 | H.A. Gleason, G.H. Wells | Wrench | quick adjust wrenches |
| 633,620 | Sep. 26, 1899 | E.M. Smith | Tool Holding Device | screwdrivers |
| 635,562 | Oct. 24, 1899 | H. Märschutz, C. Märschutz | Spanner | wrenches |
| 640,221 | Jan. 02, 1900 | L.L. Powell | Combined Bicycle Lock and Wrench | bicycle or pocket wrenches |
| 815,381 | Mar. 20, 1906 | P.L. Robertson | Combination-tool | |
| 849,891 | Apr. 09, 1907 | E. Ellingson | Combination Wrench | alligator wrenches |
| 851,351 | Apr. 23, 1907 | A. Hanley | Combination Tool | carpenter |
| 853,558 | May 14, 1907 | R. Madsen | Combination Tool | wrench combination tools |
