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
CA680F
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.)
John P Stewart James Stewart & Co
Original Assignee
John P Stewart James Stewart & Co
Publication date
Priority to CA680FpriorityCriticalpatent/CA680S/en
Application grantedgrantedCritical
Publication of CA680SpublicationCriticalpatent/CA680S/en