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All Patents in class 246/366
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
11,390Jul. 25, 1854I. StraubCorncob-cuttercorn cutters
472,063Apr. 05, 1892J. Clark, Jr., G.S. MaxwellAutomatic railway-switch
495,691Apr. 18, 1893G.L. CadyAuto-mechanical railway-signal
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