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Patents for Warren Alonzo Durrin | |||||
Number | Date | Patentee | Title | Type | |
315,133 | Apr. 07, 1885 | W.A. Durrin | Saw-mill dog | sawmill dogs | |
389,743 | Sep. 18, 1888 | W.A. Durrin | Log turner and loader | woodworking machine material handling |