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All Patents in class 70/466 | |||||
Number | Date | Patentee | Title | Type | |
378,718 | Feb. 28, 1888 | D.C. Prescott | Offset mechanism for saw-mill carriages | sawmill carriages | |
2,092,653 | Sep. 07, 1937 | H.M. Nielsen | Transfer-punch buttons | layout tools |