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
CA15425F
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.)
Ernest L Shepard
Original Assignee
Ernest L Shepard
Publication date
Priority to CA15425FpriorityCriticalpatent/CA15425S/en
Application grantedgrantedCritical
Publication of CA15425SpublicationCriticalpatent/CA15425S/en