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All Patents in class 241/215
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
525,443Sep. 04, 1894P.W. Gates, E.E. Hanna, C.L. CarmanGyrating crusherore processing apparatus
1,507,970Sep. 09, 1924A.A. LazierOre Crusherore processing apparatus
2,556,641Jun. 12, 1951H.F. BakewellGrinder for pigments and other materials
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