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Patents for Frederick Alonzo Humpidge | |||||
Number | Date | Patentee | Title | Type | |
CA-188 | Dec. 17, 1869 | F.A. Humpidge | Little Giant Sawmill | circular sawmills | |
CA-1,320 | Jan. 28, 1872 | F.A. Humpidge | Little Giant Sawmill | circular sawmills |