Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
All Patents in class 277/505
Patents 1 - 4 of 4
First set of recordsLast set of records
RE254Jan. 10, 1854C.W. Noyes, T.W. AllenPiston-Rod Packingpiston ring and packing
RE255Jan. 10, 1854J. Judson, A. JudsonImproved governor-valve for steam-enginessteam engine governors
759,330May 10, 1904A.O. Van DervortPackingsteam engine packing
3,669,459Jun. 13, 1972M.M. BassOscillating spindle seal
Toggle print mode
Show pictures

Copyright © 2002-2020 - DATAMP