| All Patents in class 81/177.4 |
Patents 16 -
30
of 34
      |
| Number | Date | Patentee | Title | Type |
| 995,837 | Jun. 20, 1911 | L.V. Aronson | Combination Wrench | wrench set holders |
| 999,399 | Aug. 01, 1911 | A.S. Reed | Combination-Wrench | wrench set holders |
| 1,001,280 | Aug. 22, 1911 | V.H. Keller | Multiple Tool | wrench set holders |
| 1,001,530 | Aug. 22, 1911 | J.H. Kaesen | Gang Wrench | wrench set holders |
| 1,203,853 | Nov. 07, 1916 | C. Contal | Extensible Tool | wrench handle components |
| 1,215,308 | Feb. 06, 1917 | J.E. Johnson | Combination Tool | screwdriver handles |
| 1,371,350 | Mar. 15, 1921 | S.A. Campbell | Wrench | socket wrenches |
| 1,438,900 | Dec. 12, 1922 | H.H. Chase | Socket Wrench Container | wrench set holders |
| 1,596,951 | Aug. 24, 1926 | L.B. Smith | Socket Wrench Set | socket wrenches |
| 1,662,424 | Mar. 13, 1928 | J.J. Judge | Multiple tool | combination tools |
| 4,448,097 | May 15, 1984 | D. Rocca | Driver Tool | ratcheting screwdrivers |
| 5,450,775 | Sep. 19, 1995 | B. Kozak | Multi-Function Driving Tool | screwdriver mechanisms |
| 5,791,002 | Aug. 11, 1998 | R.L. Naas, D.A. Furth, P.F. Lynch, J.A. Hufnagel, O. Stecyk, R. Andersen, J. Quinn, D.A. Swinden, W.A. Gardiner | Multi-purpose Folding Tool | combination tools |
| 5,819,612 | Oct. 13, 1998 | W. Anderson | Multiple Bit Storing Hand Tool Having Minimized Bulk Volume and High Storage Capacity | screwdriver mechanisms |
| 5,881,614 | Mar. 16, 1999 | H. Cheng-Tsan | Tool with reversible bit and method of assembly | screwdrivers |
