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
CA778144A
Inventor
P. Anderson Emile
H. Logue Leland
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.)
Denver Equipment Co
Original Assignee
Denver Equipment Co
Publication date
Application grantedgrantedCritical
Publication of CA778144ApublicationCriticalpatent/CA778144A/en