Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
All Patents in class 417/311
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  1,213,522Jan. 23, 1917C.W. ManzelAir Pump
  1,460,875Jul. 03, 1923A. WhiteRotary gear pump
  2,143,229Jan. 10, 1939P.S. RusselControl Device
Toggle print mode
Hide pictures

Copyright © 2002-2025 - DATAMP