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.)
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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
Filing date
Publication date
Application filed by Automatic Telephone and Electric Co LtdfiledCriticalAutomatic Telephone and Electric Co Ltd
Application grantedgrantedCritical
Publication of AU217003B2publicationCriticalpatent/AU217003B2/en
Publication of AU3252957ApublicationCriticalpatent/AU3252957A/en