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
CA904758A
Inventor
Tinker Townsend
E. Dell'agnese David
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.)
Modern Equipment Co
Original Assignee
Modern Equipment Co
Publication date
Application grantedgrantedCritical
Publication of CA904758ApublicationCriticalpatent/CA904758A/en