Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Ephraim H. B. Knowlton
Patents 1 - 1 of 1
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,191,797Jul. 18, 1916E.H. KnowltonTool Holderdrilling and boring tool holders
Toggle print mode
Show pictures

Copyright © 2002-2024 - DATAMP