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Patents for J. Van Santvoord
Patents 1 - 4 of 4
First set of recordsLast set of records
122,420Jan. 02, 1872G. Westinghouse, Sr.Improvement in thrashing-machines
161,290Mar. 23, 1875W. SochefskyImprovement in processes of embossing woodwood compressing machines
176,923May 02, 1876P. BirdImprovement in saw-sharpenerssaw sharpening machines
419,111Jan. 07, 1890F.M. CaseyImprovements in Insulated Nippers and Cutting-Instrumentspliers
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