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All Patents in class 192/108 | |||||
Number | Date | Patentee | Title | Type | |
731,087 | Jun. 16, 1903 | Z.R. Tucker | Carriage Reversing Mechanism for Grinding Machines | cylindrical grinders | |
1,669,006 | May 08, 1928 | H.L. Johnston | Clutch mechanism | industrial machine clutches | |
2,225,091 | Dec. 17, 1940 | G.C. Wilhide | Portable power driven screw or bolt driving and nut running machine | handheld power drills |