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
CA850550A
Inventor
C. D. Coope David
Beacon Alan
C. Simmons Norman
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.)
David Brown Gear Industries Ltd
Original Assignee
Alan Beacon
David C D Coope
Norman C Simmons
David Brown Gear Industries Ltd
Publication date
Application grantedgrantedCritical
Publication of CA850550ApublicationCriticalpatent/CA850550A/en