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All Patents in class 474/75
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
499,159Jun. 06, 1893F.H. CraftsDriving Mechanism for Lathes
512,410Jan. 09, 1894J.R. ThomasFeed mechanismwood planers
535,937Mar. 19, 1895H.H. BlakeDriving Gear for Road Enginessteam road engines
622,329Apr. 04, 1899F.H. CraftsSpeed Changing Driving Mechanism for Lathesmetal lathe accessories
881,086Mar. 03, 1908B.D. StevensVariable-speed mechanismpower transmission
955,920Apr. 26, 1910B.D. StevensVariable-speed devicepower transmission
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