AU110812B2 - Improvements in telephone or like systems - Google Patents

Improvements in telephone or like systems

Info

Publication number
AU110812B2
AU110812B2 AU2647/39A AU264739A AU110812B2 AU 110812 B2 AU110812 B2 AU 110812B2 AU 2647/39 A AU2647/39 A AU 2647/39A AU 264739 A AU264739 A AU 264739A AU 110812 B2 AU110812 B2 AU 110812B2
Authority
AU
Australia
Prior art keywords
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
AU2647/39A
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.)
Associated Electric Laboratories Inc
Original Assignee
Associated Electric Laboratories Inc
Filing date
Publication of AU110812B2 publication Critical patent/AU110812B2/en
Application filed by Associated Electric Laboratories Inc filed Critical Associated Electric Laboratories Inc
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

AU2647/39A 1939-06-13 Improvements in telephone or like systems Expired - Lifetime AU110812B2 (en)

Publications (1)

Publication Number Publication Date
AU110812B2 true AU110812B2 (en)

Family

ID=

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