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
CA640364A
Inventor
J. H. Bennett Norman
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.)
Vickers Ruwolt Pty Ltd
Original Assignee
Vickers Ruwolt Pty Ltd
Publication date
Application grantedgrantedCritical
Publication of CA640364ApublicationCriticalpatent/CA640364A/en