DK81137C - Automatic telephone system for transmitting signals over a two-wire line. - Google Patents

Automatic telephone system for transmitting signals over a two-wire line.

Info

Publication number
DK81137C
DK81137C DK171849A DK171849A DK81137C DK 81137 C DK81137 C DK 81137C DK 171849 A DK171849 A DK 171849A DK 171849 A DK171849 A DK 171849A DK 81137 C DK81137 C DK 81137C
Authority
DK
Denmark
Prior art keywords
telephone system
transmitting signals
signals over
wire line
automatic telephone
Prior art date
Application number
DK171849A
Other languages
Danish (da)
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of DK81137C publication Critical patent/DK81137C/en

Links

DK171849A 1948-07-22 1949-05-21 Automatic telephone system for transmitting signals over a two-wire line. DK81137C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE81137X 1948-07-22

Publications (1)

Publication Number Publication Date
DK81137C true DK81137C (en) 1956-06-18

Family

ID=20273183

Family Applications (1)

Application Number Title Priority Date Filing Date
DK171849A DK81137C (en) 1948-07-22 1949-05-21 Automatic telephone system for transmitting signals over a two-wire line.

Country Status (1)

Country Link
DK (1) DK81137C (en)

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