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Patents for Francis N. Trevor
Patents 1 - 10 of 10
First set of recordsLast set of records
NumberDatePatenteeTitleType
166,041Jul. 27, 1875W.W. TrevorMachine for Making Barrel-Headsbarrel making machines
218,088Jul. 29, 1879A.J. Evans, F.N. TrevorSupport for Steam-Radiatorssteam heating
221,479Nov. 11, 1879F.N. Trevor, W.W. TrevorJunction Service-Boxes for Street Steam Mainssteam heating
517,990Apr. 10, 1894F.N. Trevor, W.W. TrevorMachine for Barking Logsdebarking machines
687,413Nov. 26, 1901F.N. Trevor, W.W. TrevorSteam Boilerstationary boilers
696,119Mar. 25, 1902F.N. Trevor, W.W. TrevorSawing Machinecircular ripsaws
741,854Oct. 20, 1903F.N. Trevor, W.W. TrevorMachine for Removing Bark from Logsdebarking machines
764,873Jul. 12, 1904F.N. Trevor, W.W. TrevorSawing Machinecircular ripsaws
883,922Apr. 07, 1908F.N. TrevorSawing Machinecircular ripsaws
939,760Nov. 09, 1909F.N. TrevorSawing Machinecircular ripsaws
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