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
AU22252/25A
Inventor
Allen Mitchell Frank
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.)
Columbia Giuphophone Company Ltd
Original Assignee
Columbia Giuphophone Company 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 Columbia Giuphophone Company LtdfiledCriticalColumbia Giuphophone Company Ltd
Publication of AU2225225ApublicationCriticalpatent/AU2225225A/en