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All Patents in class 144/77 | |||||
Number | Date | Patentee | Title | Type | |
369,924 | Sep. 13, 1887 | H.M. Darling | Mortising-machine | mortising machines | |
384,559 | Jun. 12, 1888 | G.W. Bugbee, F. Danner | Mortising machine | mortising machines | |
532,035 | Jan. 08, 1895 | W.H. Doane, J. Sofge | Mortising-machine | mortising machines |