Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA894600A
Inventor
Deni Frank
F. Putnam Eric
G. White Lynn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unittool Punch and Die Co
Original Assignee
Unittool Punch and Die Co
Publication date
Application grantedgrantedCritical
Publication of CA894600ApublicationCriticalpatent/CA894600A/en