AU424434B2 - Telephone extension system - Google Patents

Telephone extension system

Info

Publication number
AU424434B2
AU424434B2 AU11760/66A AU1176066A AU424434B2 AU 424434 B2 AU424434 B2 AU 424434B2 AU 11760/66 A AU11760/66 A AU 11760/66A AU 1176066 A AU1176066 A AU 1176066A AU 424434 B2 AU424434 B2 AU 424434B2
Authority
AU
Australia
Prior art keywords
extension system
telephone extension
telephone
extension
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
AU11760/66A
Other versions
AU1176066A (en
Inventor
Phillip Driver Joel
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of AU424434B2 publication Critical patent/AU424434B2/en
Publication of AU1176066A publication Critical patent/AU1176066A/en
Expired legal-status Critical Current

Links

AU11760/66A 1966-09-28 Telephone extension system Expired AU424434B2 (en)

Publications (2)

Publication Number Publication Date
AU424434B2 true AU424434B2 (en) 1968-03-28
AU1176066A AU1176066A (en) 1968-03-28

Family

ID=

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