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
CA592357A
Inventor
M. Dowd Howard
L. Barrows Royal
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.)
BOWL-MOR Co
Original Assignee
BOWL-MOR Co
Publication date
Application grantedgrantedCritical
Publication of CA592357ApublicationCriticalpatent/CA592357A/en