AU431941B2 - Electronic key telephone system - Google Patents

Electronic key telephone system

Info

Publication number
AU431941B2
AU431941B2 AU50886/69A AU5088669A AU431941B2 AU 431941 B2 AU431941 B2 AU 431941B2 AU 50886/69 A AU50886/69 A AU 50886/69A AU 5088669 A AU5088669 A AU 5088669A AU 431941 B2 AU431941 B2 AU 431941B2
Authority
AU
Australia
Prior art keywords
telephone system
electronic key
key telephone
electronic
telephone
Prior art date
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
AU50886/69A
Other versions
AU5088669A (en
Inventor
MICHAEL AUSTIN FLAVIN JOHN PAUL GRANDMAISON GEORGE EDWIN SALTUS and JAMES LOUIS SIMON HAROLD PETER ANDERSON
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
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of AU5088669A publication Critical patent/AU5088669A/en
Publication of AU431941B2 publication Critical patent/AU431941B2/en
Expired legal-status Critical Current

Links

AU50886/69A 1968-02-27 1969-02-21 Electronic key telephone system Expired AU431941B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS709,585 1968-02-27

Publications (2)

Publication Number Publication Date
AU5088669A AU5088669A (en) 1970-08-27
AU431941B2 true AU431941B2 (en) 1970-08-27

Family

ID=

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