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DK33839C - Amplifier connection device for Telephone system. - Google Patents

Amplifier connection device for Telephone system.

Info

Publication number
DK33839C
DK33839C DK33839DA DK33839C DK 33839 C DK33839 C DK 33839C DK 33839D A DK33839D A DK 33839DA DK 33839 C DK33839 C DK 33839C
Authority
DK
Denmark
Prior art keywords
connection device
telephone system
amplifier connection
amplifier
telephone
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Vickers Electrical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Vickers Electrical Co Ltd filed Critical Vickers Electrical Co Ltd
Application granted granted Critical
Publication of DK33839C publication Critical patent/DK33839C/en

Links

DK33839D 1919-10-31 1920-10-30 Amplifier connection device for Telephone system. DK33839C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE33839X 1919-10-31

Publications (1)

Publication Number Publication Date
DK33839C true DK33839C (en) 1924-11-10

Family

ID=5622416

Family Applications (1)

Application Number Title Priority Date Filing Date
DK33839D DK33839C (en) 1919-10-31 1920-10-30 Amplifier connection device for Telephone system.

Country Status (1)

Country Link
DK (1) DK33839C (en)

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