AT170778B - Circuit arrangement in telephone systems for controlling groups of lines - Google Patents

Circuit arrangement in telephone systems for controlling groups of lines

Info

Publication number
AT170778B
AT170778B AT170778DA AT170778B AT 170778 B AT170778 B AT 170778B AT 170778D A AT170778D A AT 170778DA AT 170778 B AT170778 B AT 170778B
Authority
AT
Austria
Prior art keywords
lines
circuit arrangement
telephone systems
controlling groups
groups
Prior art date
Application number
Other languages
German (de)
Original Assignee
Siemens Ag Albis
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 Siemens Ag Albis filed Critical Siemens Ag Albis
Application granted granted Critical
Publication of AT170778B publication Critical patent/AT170778B/en

Links

AT170778D 1949-05-18 1950-04-28 Circuit arrangement in telephone systems for controlling groups of lines AT170778B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH170778X 1949-05-18

Publications (1)

Publication Number Publication Date
AT170778B true AT170778B (en) 1952-03-25

Family

ID=4422577

Family Applications (1)

Application Number Title Priority Date Filing Date
AT170778D AT170778B (en) 1949-05-18 1950-04-28 Circuit arrangement in telephone systems for controlling groups of lines

Country Status (1)

Country Link
AT (1) AT170778B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1037040B (en) * 1953-08-07 1958-08-21 Siemens Ag oven

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1037040B (en) * 1953-08-07 1958-08-21 Siemens Ag oven

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