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
CA605356A
Inventor
D. Wilson Louis
Blain Albert
F. Welsh Herbert
Reed Frank
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.)
REMINGTON RAND Ltd
Original Assignee
REMINGTON RAND Ltd
Publication date
Application grantedgrantedCritical
Publication of CA605356ApublicationCriticalpatent/CA605356A/en