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Patents Granted on 1901-03-05
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
669,086Mar. 05, 1901H.C. HeinrichBung-Malletmallets
669,284Mar. 05, 1901G.M. PeltonReciprocating Valvesteam valves
669,407Mar. 05, 1901M. BackstromFeed mechanism for drilling, boring, or like machinesdrill presses
669,473Mar. 05, 1901C.W. BloodBoring-machinedrilling and boring
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