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
CA657469A
Inventor
H. Coppard Anthony
Searles Edward
Hallas Lister
H. King George
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.)
Telephone Cables Ltd
Original Assignee
Telephone Cables Ltd
Publication date
Application grantedgrantedCritical
Publication of CA657469ApublicationCriticalpatent/CA657469A/en