Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
All Patents in class 460/122
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
30,563Nov. 06, 1860A.B. ColtonSpike for threshing-machinesthreshers
117,410Jul. 25, 1871C.S. HallImprovement in concaves for thrashing-machinesthreshers
122,420Jan. 02, 1872G. Westinghouse, Sr.Improvement in thrashing-machines
447,043Feb. 24, 1891G. FrickThrashing-machinethreshers
Toggle print mode
Show pictures

Copyright © 2002-2019 - DATAMP