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
CA437F
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.)
William Clendinneng
Original Assignee
William Clendinneng
Publication date
Priority to CA437FpriorityCriticalpatent/CA437S/en
Application grantedgrantedCritical
Publication of CA437SpublicationCriticalpatent/CA437S/en