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Patents for James F. Guthrie | |||||
Number | Date | Patentee | Title | Type | |
310,818 | Jan. 13, 1885 | J.F. Guthrie | Pipe Wrench | pipe wrenches | |
CA-21,185 | Feb. 28, 1885 | J.F. Guthrie | Pipe Wrench | pipe wrenches | |
GB-188,506,601 | May 30, 1885 | H.H. Lake, J.F. Guthrie | Wrenches | pipe wrenches |