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
CA848682A
Inventor
F. Chandler Norman
Alfred R. Bechtel, Jr.
Luther W. Bridges, Jr.
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.)
Ashworth Bros Inc
Original Assignee
Ashworth Bros Inc
Publication date
Application grantedgrantedCritical
Publication of CA848682ApublicationCriticalpatent/CA848682A/en