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
CA819823A
Inventor
William G. Kahl, Jr.
F. Cavanaugh Peter
John Gally, 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.)
Arrowhead Enterprises Inc
Original Assignee
Arrowhead Enterprises Inc
Publication date
Application grantedgrantedCritical
Publication of CA819823ApublicationCriticalpatent/CA819823A/en