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All Patents in class 198/580
Patents 1 - 4 of 4
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  2,117,300May 17, 1938J. CorserRock crushing machine
  2,179,747Nov. 14, 1939P.C. MalmstenMeans for conveying aggregates in portable rock crusher machines
  2,210,093Aug. 06, 1940S.J. MorrisseyMaterial handling device
  3,384,097May 21, 1968G.B. Fox, D.A. MeekerDishwashing apparatus
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