| All Patents in class 81/177.5 |
Patents 31 -
37
of 37
      |
| Number | Date | Patentee | Title | Type |
| 1,651,362 | Dec. 06, 1927 | J. Ayotte | Interchangeable Wrench or Other Tool Holder | tool holders |
| 1,683,384 | Sep. 04, 1928 | J.E. Durham, Jr., D. Hume | Wrench Handle Attachment | wrench handle components |
| 1,741,969 | Dec. 31, 1929 | W.S. Bellows | Detachable Connection for Wrench Sockets and the Like | socket wrenches |
| 1,746,387 | Feb. 11, 1930 | J.H. Faw | Socket Wrench Connection | socket wrenches |
| 2,351,232 | Jun. 13, 1944 | S. Schnabolk | Stud setting and removal tool | stud drivers |
| D156,354 | Dec. 06, 1949 | J.H. Le Belle | Wrench | wrenches |
| 4,991,470 | Feb. 12, 1991 | R.P. Singleton | Socket Wrench With Improved Handle | |
