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AU113976B2 - Improvements in telephone systems - Google Patents

Improvements in telephone systems

Info

Publication number
AU113976B2
AU113976B2 AU1735/40A AU173540A AU113976B2 AU 113976 B2 AU113976 B2 AU 113976B2 AU 1735/40 A AU1735/40 A AU 1735/40A AU 173540 A AU173540 A AU 173540A AU 113976 B2 AU113976 B2 AU 113976B2
Authority
AU
Australia
Prior art keywords
telephone systems
telephone
systems
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 - Lifetime
Application number
AU1735/40A
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 Felhi-Hone & Electric Com Paxv Ltd
Original Assignee
Automatic Felhi-Hone & Electric Com Paxv Ltd
Filing date
Publication of AU113976B2 publication Critical patent/AU113976B2/en
Application filed by Automatic Felhi-Hone & Electric Com Paxv Ltd filed Critical Automatic Felhi-Hone & Electric Com Paxv Ltd
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU1735/40A 1941-10-02 Improvements in telephone systems Expired - Lifetime AU113976B2 (en)

Publications (1)

Publication Number Publication Date
AU113976B2 true AU113976B2 (en)

Family

ID=

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