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
CA723791A
Inventor
O. Ashford Bertram
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.)
Pirelli General Cable Works Ltd
Original Assignee
Pirelli General Cable Works Ltd
Publication date
Application grantedgrantedCritical
Publication of CA723791ApublicationCriticalpatent/CA723791A/en