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
CA726377A
Inventor
R. Postlewaite William
Ludwig Milton
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.)
California Research LLC
Original Assignee
California Research LLC
Publication date
Application grantedgrantedCritical
Publication of CA726377ApublicationCriticalpatent/CA726377A/en