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
CA707860A
Inventor
G. Platt Eric
Ke-Chin Yuan William
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.)
ITT Canada Ltd
Original Assignee
ITT Canada Ltd
Publication date
Application grantedgrantedCritical
Publication of CA707860ApublicationCriticalpatent/CA707860A/en