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
AU44946/72A
Inventor
JOHN FRANCIS MIDDLETON and GEORGE SIDNEY MOORE GORDON VICTOR BASS
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.)
Em I Ltd
Original Assignee
EMI Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by EMI LtdfiledCriticalEMI Ltd
Priority to AU44946/72ApriorityCriticalpatent/AU4494672A/en
Publication of AU4494672ApublicationCriticalpatent/AU4494672A/en