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