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Patents for L. L. Coburn
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
43,789Aug. 09, 1864A.M. OldsLumber Measurelumber rules
71,669Dec. 03, 1867P. Werni, R.B. De BareImprovement in sawing machinesdrag saws
72,436Dec. 17, 1867A. WippoAuger & Rounder for Installing Castersauger bits
72,639Dec. 24, 1867C.J. HolmanImprovement in machines for sawing barrel-headingbarrel making machines
76,677Apr. 14, 1868L.B. WalkerImprovement in saw-millscircular ripsaws
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