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Patents for Edward Thorpe | |||||
Number | Date | Patentee | Title | Type | |
1,168,143 | Jan. 11, 1916 | F.R. Gravatt, H.W. Alcorn | Tapping Machine | tapping machines | |
1,254,587 | Jan. 22, 1918 | E.L. Erickson | Wrench | ratchet wrenches |