Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Cogsdill Twist Drill Co.
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,242,510May 20, 1941S.A. CogsdillAdjustable countersink structuremetalworking countersinks
2,308,055Jan. 12, 1943S.A. CogsdillAdjustable countersink structuremetalworking countersinks
Toggle print mode
Show pictures

Copyright © 2002-2019 - DATAMP