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All Patents in class 474/61
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,019,516Mar. 05, 1912A.E. NewtonBelt-drivemetalworking power transmission
1,019,639Mar. 05, 1912F.K. HendricksonBelt-tightener for drillsdrill presses
1,105,529Jul. 28, 1914A.E. NewtonSpindle-driving mechanismdrill presses
1,173,189Feb. 29, 1916J.G. HeyBelt-gearingmetalworking power transmission
1,322,543Nov. 25, 1919E.W. ClarkBench-drilldrill presses
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