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All Patents in class 411/409 | |||||
Number | Date | Patentee | Title | Type | |
429,105 | May 27, 1890 | F.C. Avery | Chicago Spoke Grip | spoke nipple wrenches | |
1,541,518 | Jun. 09, 1925 | P.H. McCain | Thumb or Wing Screw | work holding |