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
CA710904A
Inventor
Cooper Wilfrid
Original Assignee
Dunlop Rubber Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA710904ApublicationCriticalpatent/CA710904A/en