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Patents for Ira S. Brown
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
31,073Jan. 08, 1861I.S. BrownSaw-toothsaw teeth
50,553Oct. 24, 1865I.S. Brown, C.N. BrownImprovement in sawssaw teeth
61,513Jan. 29, 1867I.S. Brown, C.N. BrownImprovement in sawsinsertible saw teeth
62,813Mar. 12, 1867I.S. Brown, C.N. BrownImprovement in sawsinsertible saw teeth
76,395Apr. 07, 1868I.S. Brown, C.N. BrownImprovement in sawsinsertible saw teeth
96,305Nov. 02, 1869I.S. Brown, C.N. BrownImprovement in sawsinsertible saw teeth
197,325Nov. 20, 1877C.N. Brown, I.S. BrownImprovement in planing-sawsinsertible saw teeth
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