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All Patents in class 192/70.22 | |||||
Number | Date | Patentee | Title | Type | |
561,592 | Jun. 09, 1896 | C.H. Knight | Sawmill set-works | sawmill set works | |
851,956 | Apr. 30, 1907 | M.F. McMahon | Friction-clutch for automobiles and other purposes | motor vehicles |