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
CA853385A
Inventor
Chemin Henri
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.)
LGT Laboratoire General des Telecommunications
Original Assignee
LGT Laboratoire General des Telecommunications
Publication date
Application grantedgrantedCritical
Publication of CA853385ApublicationCriticalpatent/CA853385A/en