Patents for Francis N. Trevor |
Patents 1 -
10
of 10
|
Number | Date | Patentee | Title | Type |
166,041 | Jul. 27, 1875 | W.W. Trevor | Machine for Making Barrel-Heads | barrel making machines |
218,088 | Jul. 29, 1879 | A.J. Evans, F.N. Trevor | Support for Steam-Radiators | steam heating |
221,479 | Nov. 11, 1879 | F.N. Trevor, W.W. Trevor | Junction Service-Boxes for Street Steam Mains | steam heating |
517,990 | Apr. 10, 1894 | W.W. Trevor, F.N. Trevor | Machine for Barking Logs | debarking machines |
687,413 | Nov. 26, 1901 | F.N. Trevor, W.W. Trevor | Steam Boiler | stationary boilers |
696,119 | Mar. 25, 1902 | W.W. Trevor, F.N. Trevor | Sawing Machine | circular ripsaws |
741,854 | Oct. 20, 1903 | W.W. Trevor, F.N. Trevor | Machine for Removing Bark from Logs | debarking machines |
764,873 | Jul. 12, 1904 | W.W. Trevor, F.N. Trevor | Sawing Machine | circular ripsaws |
883,922 | Apr. 07, 1908 | F.N. Trevor | Sawing Machine | circular ripsaws |
939,760 | Nov. 09, 1909 | F.N. Trevor | Sawing Machine | circular ripsaws |