Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Diamond Iron Works, Inc.
Patents 1 - 6 of 6
First set of recordsLast set of records
1,950,501Mar. 13, 1934J.J. MacKayRock crushing plant
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
2,256,731Sep. 23, 1941G.C. WintherMeans for forming and segregating rock chips from aggregates
2,314,827Mar. 23, 1943R.M. HortvetProcess for extracting pure nitrogen from air
Toggle print mode
Show pictures

Copyright © 2002-2020 - DATAMP