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
CA43951F
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.)
Charles L Creighton
Original Assignee
Charles L Creighton
Publication date
Priority to CA43951FpriorityCriticalpatent/CA43951S/en
Application grantedgrantedCritical
Publication of CA43951SpublicationCriticalpatent/CA43951S/en