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Patents for Michigan Lubricator Co.
Patents 1 - 15 of 16
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
657,924Sep. 18, 1900G.B. EssexLubricator lubricators
672,415Apr. 16, 1901W.W. DodgeLubricator lubricators
675,864Jun. 04, 1901W.T. SimpsonAutomatic Driver Brake Retainer locomotive air brake apparatus
782,590Feb. 14, 1905R. Davidson, G.M. WolcottLubricator internal combustion engine lubrication
783,717Feb. 28, 1905G.M. Wolcott, R. Davidson, W.E. BryantVisible Auxiliary Oiler for Lubricators industrial machine lubrication
814,016Mar. 06, 1906R. Davidson, G.M. Wolcott, W.E. BryantLubricator steam locomotives
837,790Dec. 04, 1906W.E. BryantAutomatic Checks for Feed Glasses and Water by Passes for Lubricators lubricators
854,797May 28, 1907W.E. BryantAutomatic Oil Check for Lubricator Drain Passages lubricators
855,932Jun. 04, 1907W.E. BryantFloat Valve for Drain Cock Plugs lubricators
890,757Jun. 16, 1908W.E. BryantAutomatic Oil Check for Lubricator Drain Passages lubricators
897,599Sep. 01, 1908R. DavidsonLubricator steam engine lubricators
1,167,829Jan. 11, 1916F. Le RoyLubricator steam engine lubricators
1,174,211Mar. 07, 1916N.W. WhitbeckValve valves
1,226,040May 15, 1917N.W. WhitbeckValve valves
1,323,195Nov. 25, 1919N.W. Whitbeck, F. Le RoyValve Handle valves
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