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| All Patents in class 81/53.1 | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 1,564,511 | Dec. 08, 1925 | W.L. Bessolo | Supporting Means For Tools | |
| 5,259,277 | Nov. 09, 1993 | G.A. Zurbuchen | Electrically Insulating Composite Hand Tool | ||