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Patents for Charles I. Humphrey
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
129,102Jul. 16, 1872W. ClemsonImprovement in Attaching Handles to Cross-Cut Sawscrosscut saw handles
130,018Jul. 30, 1872W. ClemsonImprovement in Handles for Crosscut-Sawscrosscut saw handles
145,628Dec. 16, 1873W. ClemsonImprovement in Saw Handlessaw handles
146,749Jan. 27, 1874W. ClemsonImprovement in Handles for Crosscut-Sawscrosscut saw handles
RE7,433Dec. 19, 1876W. ClemsonImprovement in Handles for Crosscut-Sawscrosscut saw handles
192,704Jul. 03, 1877W. MillspaughImprovement in corn-knives
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