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All Patents of Type: spoke pointers | |||||
Number | Date | Patentee | Title | Type | |
181,874 | Sep. 05, 1876 | G.N. Stearns | Improvement in Fore-Augers | spoke pointers | |
220,442 | Oct. 07, 1879 | E.C. Stearns | Improvement in spoke-pointers | spoke pointers | |
230,603 | Aug. 03, 1880 | D.F. Barber | Countersink | countersinks |