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
CA654444A
Inventor
L. Rogers Gerald
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.)
STILE-CRAFT MANUFACTURERS
Original Assignee
STILE-CRAFT MANUFACTURERS
Publication date
Application grantedgrantedCritical
Publication of CA654444ApublicationCriticalpatent/CA654444A/en