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
CA 1369
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.)
FRANK J SINCLAIR
LOUIS M JOHNSTON
Original Assignee
FRANK J SINCLAIR
LOUIS M JOHNSTON
Publication date
Priority to CA 1369priorityCriticalpatent/CA1369S/en
Application grantedgrantedCritical
Publication of CA1369SpublicationCriticalpatent/CA1369S/en