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| All Patents in class 29/522.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 218,338 | Aug. 05, 1879 | C.N. Thomas | Button Machinery | button making machinery | |
| 1,060,543 | Apr. 29, 1913 | C.E. Evans | Dowel | ||
| 1,162,681 | Nov. 30, 1915 | H.E. Bush | Beading Tool for Boiler Tubes | boiler repair tools | |
| 1,371,750 | Mar. 15, 1921 | W.R. Fox | Flexible shaft-coupling | ||
| 2,313,312 | Mar. 09, 1943 | H.F. Bakewell | Toolholder | drill press chucks | |
| 5,725,038 | Mar. 10, 1998 | E.C. Tucker, L. Sevack | Router baseplate and table | ||