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
CA854960A
Inventor
A. Harvill Leonard
E. Duncan William
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.)
Hi Shear Corp
Original Assignee
Hi Shear Corp
Publication date
Application grantedgrantedCritical
Publication of CA854960ApublicationCriticalpatent/CA854960A/en