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.)
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.)
I G MACDONALD
I R MACDONALD
Original Assignee
I G MACDONALD
I R MACDONALD
Publication date
Priority to CA 67476priorityCriticalpatent/CA67476S/en
Application grantedgrantedCritical
Publication of CA67476SpublicationCriticalpatent/CA67476S/en