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Patents for Cora A. Rankin | |||||
Number | Date | Patentee | Title | Type | |
773,495 | Oct. 25, 1904 | E. Harrold, C.G. Wilderson | Attachment for sharpening bandsaws | cutter grinding | |
779,158 | Jan. 03, 1905 | E. Harrold, C.G. Wilderson | Upper adjusting device for bandsaws | bandsaws | |
814,652 | Mar. 06, 1906 | E. Harrold, C.G. Wilderson | Bandsaw machine | bandsaws |