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AU2529730A - Improvements relating to telephone instruments - Google Patents

Improvements relating to telephone instruments

Info

Publication number
AU2529730A
AU2529730A AU25297/30A AU2529730A AU2529730A AU 2529730 A AU2529730 A AU 2529730A AU 25297/30 A AU25297/30 A AU 25297/30A AU 2529730 A AU2529730 A AU 2529730A AU 2529730 A AU2529730 A AU 2529730A
Authority
AU
Australia
Prior art keywords
improvements relating
telephone instruments
instruments
telephone
relating
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
AU25297/30A
Inventor
Frederic Marchant Hayes Charles
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.)
Muli Ard Radio Valve Co Ltd
Original Assignee
Muli Ard Radio Valve Co Ltd
Filing date
Publication date
Application filed by Muli Ard Radio Valve Co Ltd filed Critical Muli Ard Radio Valve Co Ltd
Publication of AU2529730A publication Critical patent/AU2529730A/en
Expired legal-status Critical Current

Links

AU25297/30A 1930-02-21 Improvements relating to telephone instruments Expired AU2529730A (en)

Publications (1)

Publication Number Publication Date
AU2529730A true AU2529730A (en) 1930-09-30

Family

ID=

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