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
CA606582A
Inventor
Boddy Leonard
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.)
King Seeley Corp
Original Assignee
King Seeley Corp
Publication date
Application grantedgrantedCritical
Publication of CA606582ApublicationCriticalpatent/CA606582A/en