| All Patents in class 81/DIG.5 |
Patents 16 -
25
of 25
      |
| Number | Date | Patentee | Title | Type |
| 799,432 | Sep. 12, 1905 | H. Aue | Wrench | combination tools |
| 1,144,795 | Jun. 29, 1915 | E.C. Schmelzkopf | Boring Bar | boring bars |
| 1,196,703 | Aug. 29, 1916 | H. Kraut | Tool | screw adjust wrenches |
| 1,354,782 | Oct. 05, 1920 | G.F. Schlote | Wrench | |
| 1,552,091 | Sep. 01, 1925 | W.O. Thewes | Pipe Wrench | pipe wrenches |
| 1,599,021 | Sep. 07, 1926 | W.T. Long | Plier Wrench | pliers |
| 1,852,075 | Apr. 05, 1932 | E.W. Crocker | Wrench | pipe wrenches |
| 2,161,163 | Jun. 06, 1939 | T.L. Hedgpeth | Tool having identification insignia | wrenches |
| 2,391,604 | Dec. 25, 1945 | F.C. Wallace | Clamp | clamps |
| 5,495,783 | Mar. 05, 1996 | J.H. Hoff, R.J. Slusar | Reversible Ratchet Wrench with Direction Indicia | ratchet wrenches |
