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
CA22680F
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.)
Individual
Original Assignee
Individual
Publication date
Priority to CA22680FpriorityCriticalpatent/CA22680S/en
Application grantedgrantedCritical
Publication of CA22680SpublicationCriticalpatent/CA22680S/en