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 56820
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.)
AMERICAN PROT IND Inc
Original Assignee
AMERICAN PROT IND Inc
Publication date
Priority to CA 56820priorityCriticalpatent/CA56820S/en
Application grantedgrantedCritical
Publication of CA56820SpublicationCriticalpatent/CA56820S/en