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All Patents in class 74/164 | |||||
Number | Date | Patentee | Title | Type | |
1,330,710 | Feb. 10, 1920 | E.T. Jenks | Chain Type Lathe Dog | lathe dogs | |
1,427,541 | Aug. 29, 1922 | S.S. Morton | Automobile Transmission | speed gearing and transmissions |