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
CA731323A
Inventor
M. Longstaff Fred
K. Ritchie Donald
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.)
Ferranti Packard Electric Ltd
Original Assignee
Ferranti Packard Electric Ltd
Publication date
Application grantedgrantedCritical
Publication of CA731323ApublicationCriticalpatent/CA731323A/en