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
CA782860A
Inventor
S. Zeller Burton
Original Assignee
Clark Equipment Co
Publication date
Application grantedgrantedCritical
Publication of CA782860ApublicationCriticalpatent/CA782860A/en