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
CA601836A
Inventor
J. Butler Henry
Original Assignee
Dunlop Rubber Co Ltd
Publication date
Application grantedgrantedCritical
Publication of CA601836ApublicationCriticalpatent/CA601836A/en