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
CA916221A
Inventor
D. New John
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.)
HAREFIELD RUBBER CO Ltd
Original Assignee
John D New
HAREFIELD RUBBER CO Ltd
Publication date
Application grantedgrantedCritical
Publication of CA916221ApublicationCriticalpatent/CA916221A/en