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
CA136F
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.)
Arthur Lavigne
Original Assignee
Arthur Lavigne
Publication date
Priority to CA136FpriorityCriticalpatent/CA136S/en
Application grantedgrantedCritical
Publication of CA136SpublicationCriticalpatent/CA136S/en