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 13581
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.)
Vischer Products Co
Original Assignee
Individual
Publication date
Priority to CA 13581priorityCriticalpatent/CA13581S/en
Application grantedgrantedCritical
Publication of CA13581SpublicationCriticalpatent/CA13581S/en