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
CA856922A
Inventor
D. Mcmillen John
J. Zacharias Merle
D. Daugherty Jack
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.)
GERBING Manufacturing CO
Original Assignee
GERBING Manufacturing CO
Publication date
Application grantedgrantedCritical
Publication of CA856922ApublicationCriticalpatent/CA856922A/en