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.)
Erwin A. Gildisch and Walter J. Zenner Robert E. Arko
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 Teletype Corp
Original Assignee
Teletype Corp
Filing date
Publication date
Application filed by Teletype CorpfiledCriticalTeletype Corp
Application grantedgrantedCritical
Publication of AU1384255ApublicationCriticalpatent/AU1384255A/en
Publication of AU205545B2publicationCriticalpatent/AU205545B2/en