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
CA886375A
Inventor
J. Witwer Wallace
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.)
Hein Werner Corp
Original Assignee
Hein Werner Corp
Publication date
Application grantedgrantedCritical
Publication of CA886375ApublicationCriticalpatent/CA886375A/en