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Patents for Warren R. Perce | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 388,784 | Aug. 28, 1888 | F. Mossberg | Twist-drill-grinding attachment | |
![]() | 389,095 | Sep. 04, 1888 | F. Mossberg | Twist-drill-grinding attachment | |
![]() | 459,377 | Sep. 08, 1891 | J.G. Lind | Combined Wrench and Gas Pipe Tongs | |
![]() | 826,728 | Jul. 24, 1906 | J.G. Lind | Pipe-Wrench |