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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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
Priority claimed from US00343826Aexternal-prioritypatent/US3824344A/en
Application filed by Western Electric Co IncfiledCriticalWestern Electric Co Inc
Application grantedgrantedCritical
Publication of AU6676474ApublicationCriticalpatent/AU6676474A/en
Publication of AU490588B2publicationCriticalpatent/AU490588B2/en