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All Patents in class 15/257.076
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
49,093Aug. 01, 1865S. Darlinginkstanddraftsman
51,931Jan. 09, 1866S. DarlingInkstanddraftsman
RE4,197Dec. 13, 1870S. DarlingImprovment in Inkstandsdraftsman
RE7,127May 23, 1876S. DarlingImprovment in Inkstandsdraftsman
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