Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Spencer Richards
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,570XAug. 19, 1822S. RichardsMethod of finishing glass buttons
6,817XOct. 31, 1831S. RichardsGlass knobs
Toggle print mode
Show pictures

Copyright © 2002-2019 - DATAMP