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.)
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.)
Canon Inc
Original Assignee
Canon Inc
Publication date
Priority to CA 77381priorityCriticalpatent/CA77381S/en
Application grantedgrantedCritical
Publication of CA77381SpublicationCriticalpatent/CA77381S/en