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.)
Abandoned
Application number
AU74172/81A
Inventor
D B Johnson
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.)
Dualclass Ltd
Original Assignee
DUAL CLASS 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 DUAL CLASS LtdfiledCriticalDUAL CLASS Ltd
Priority claimed from PCT/GB1981/000143external-prioritypatent/WO1982000433A1/en
Publication of AU7417281ApublicationCriticalpatent/AU7417281A/en