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
CA33872F
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 William Clutterbuck
Original Assignee
John William Clutterbuck
Publication date
Priority to CA33872FpriorityCriticalpatent/CA33872S/en
Application grantedgrantedCritical
Publication of CA33872SpublicationCriticalpatent/CA33872S/en