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
CA640199A
Inventor
Cohn Eugene
Catallo Frank
Cohn Joseph
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.)
Compax Corp
Original Assignee
Compax Corp
Publication date
Application grantedgrantedCritical
Publication of CA640199ApublicationCriticalpatent/CA640199A/en