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Patents for TRIG-O-MATIC TOOL CORP. | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | D164,505 | Sep. 11, 1951 | J.V. Larson | Self-Adjusting Wrench Or Similar Article | |
![]() | 2,645,145 | Jul. 14, 1953 | J.V. Larson | Adjustable Self-Closing Pipe Wrench and the Like |