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Patents Granted on 1862-05-20
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
35,288May 20, 1862S.E. AnthonyImprovement in shingle machinesshingle machines
35,298May 20, 1862A. Cahoon, Jr.Improvement in Combined Spirit-Levelsinclinometers
35,318May 20, 1862J. LemmanImproved mortising-machinemortising machines
35,332May 20, 1862J. SperryImprovement in veneer-cutting machinesveneer machines
35,337May 20, 1862J. ThompsonScrew Driverscrewdrivers
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