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Patents for Harold E. Crozier
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,372,812Apr. 03, 1945H.E. CrozierVacuum polishing lathepolishing machines
2,407,478Sep. 10, 1946H.E. Crozier, A.G. VanderpoelAntiknock or detonation dampening deviceinternal combustion engines
2,420,067May 06, 1947H.E. CrozierCollet attachment for lathes or other metalworking machinescollets and collet holders
2,429,049Oct. 14, 1947H.E. CrozierSingle-phase induction motor controlmotor controls
2,458,256Jan. 04, 1949H.E. Crozier, A.G. VanderpoelWater carburetorcarburetors
2,755,540Jul. 24, 1956H.E. CrozierBushing and bearing extractor toolbearing pullers
3,003,456Oct. 10, 1961H.E. CrozierFlushing plate for outboard motorsboats and ships
3,471,264Oct. 07, 1969H.E. CrozierAutomatic gas detector
FR-2,102,033Mar. 31, 1972H.E. CrozierMailbox with indicator
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