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
CA834537A
Inventor
B. Cohen Abraham
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.)
LTV LING ALTEC
Original Assignee
LTV LING ALTEC
Publication date
Application grantedgrantedCritical
Publication of CA834537ApublicationCriticalpatent/CA834537A/en