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AU247422B2 - Circuit arrangement for amplified telephone sets ofthe loudspeaker type - Google Patents
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AU247422B2 - Circuit arrangement for amplified telephone sets ofthe loudspeaker type - Google Patents

Circuit arrangement for amplified telephone sets ofthe loudspeaker type

Info

Publication number
AU247422B2
AU247422B2 AU57419/60A AU5741960A AU247422B2 AU 247422 B2 AU247422 B2 AU 247422B2 AU 57419/60 A AU57419/60 A AU 57419/60A AU 5741960 A AU5741960 A AU 5741960A AU 247422 B2 AU247422 B2 AU 247422B2
Authority
AU
Australia
Prior art keywords
circuit arrangement
telephone sets
loudspeaker type
amplified telephone
sets ofthe
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
AU57419/60A
Other versions
AU5741960A (en
Inventor
Gino Natali and Abele Manzaghi Bruno Dal Bianco
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.)
Nokia Services Ltd
Original Assignee
Standard Telephone and Cables Pty Ltd
Filing date
Publication date
Application filed by Standard Telephone and Cables Pty Ltd filed Critical Standard Telephone and Cables Pty Ltd
Application granted granted Critical
Publication of AU247422B2 publication Critical patent/AU247422B2/en
Publication of AU5741960A publication Critical patent/AU5741960A/en
Expired legal-status Critical Current

Links

AU57419/60A 1960-02-12 Circuit arrangement for amplified telephone sets ofthe loudspeaker type Expired AU247422B2 (en)

Publications (2)

Publication Number Publication Date
AU247422B2 true AU247422B2 (en) 1960-08-18
AU5741960A AU5741960A (en) 1960-08-18

Family

ID=

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