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| Patents for William C. Lawrence | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 504,305 | Aug. 29, 1893 | W.C. Lawrence | Wrench | |
![]() | 529,624 | Nov. 20, 1894 | W.C. Lawrence | Wrench | |
![]() | 1,490,220 | Apr. 15, 1924 | W.C. Lawrence | Bricklayer's Trowel | |