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
CA25086F
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.)
Armstrong Patents Co Ltd
Original Assignee
Armstrong Patents Co Ltd
Publication date
Priority to CA25086FpriorityCriticalpatent/CA25086S/en
Application grantedgrantedCritical
Publication of CA25086SpublicationCriticalpatent/CA25086S/en