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All Patents in class 192/93B | |||||
Number | Date | Patentee | Title | Type | |
1,140,326 | May 18, 1915 | B.M. Hanson | Clutch Mechanism | industrial machine clutches | |
1,699,968 | Jan. 22, 1929 | E.J. Hornberger | Friction Clutch | metalworking machine mechanisms |