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.)
GRAHAM OSCAR L
Original Assignee
GRAHAM OSCAR L
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by GRAHAM OSCAR LfiledCriticalGRAHAM OSCAR L
Application grantedgrantedCritical
Publication of CA158045ApublicationCriticalpatent/CA158045A/en