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| Patents for William G. Johnson | |||||
| Picture | Number | Date | Patentee | Title | |
| 8,740X | Apr. 03, 1835 | W.G. Johnson | Thrashing machine | ||
![]() | 512,709 | Jan. 16, 1894 | W.G. Johnson | Wrench | |
![]() | 1,070,656 | Aug. 19, 1913 | J. Anderson | Wrench | |