AT188765B - Circuit arrangement for telephone systems with two-way connections - Google Patents

Circuit arrangement for telephone systems with two-way connections

Info

Publication number
AT188765B
AT188765B AT188765DA AT188765B AT 188765 B AT188765 B AT 188765B AT 188765D A AT188765D A AT 188765DA AT 188765 B AT188765 B AT 188765B
Authority
AT
Austria
Prior art keywords
circuit arrangement
telephone systems
way connections
connections
way
Prior art date
Application number
Other languages
German (de)
Original Assignee
Siemens Ag
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 filed Critical Siemens Ag
Application granted granted Critical
Publication of AT188765B publication Critical patent/AT188765B/en

Links

AT188765D 1953-06-18 1954-06-14 Circuit arrangement for telephone systems with two-way connections AT188765B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE188765T 1953-06-18

Publications (1)

Publication Number Publication Date
AT188765B true AT188765B (en) 1957-02-11

Family

ID=29431949

Family Applications (1)

Application Number Title Priority Date Filing Date
AT188765D AT188765B (en) 1953-06-18 1954-06-14 Circuit arrangement for telephone systems with two-way connections

Country Status (1)

Country Link
AT (1) AT188765B (en)

Similar Documents

Publication Publication Date Title
CH330684A (en) Communication facility
CH333375A (en) Single sideband system for call transmission
CH324912A (en) Two-way amplifier circuit
CH329942A (en) Circuit arrangement for free selection processes in telecommunication systems, in particular telephone systems
FR1167600A (en) Sophisticated telephone system
AT188765B (en) Circuit arrangement for telephone systems with two-way connections
AT185410B (en) Circuit arrangement for telephone extension systems with dialer operation
CH313271A (en) Circuit arrangement for an automatic telephone system
CH319080A (en) Circuit arrangement for telephone systems with call seekers
AT174089B (en) Circuit arrangement for telephone systems with sub-exchanges
AT179806B (en) Circuit arrangement for zoning devices for telephone systems
CH320152A (en) Circuit arrangement with reversing device for telecommunications systems
AT174090B (en) Circuit arrangement for telephone systems with direct dialing
AT199229B (en) Circuit arrangement for telephone systems
AT190105B (en) Circuit arrangement for telephone systems with direct remote dialing
CH323788A (en) Circuit arrangement for telecommunications systems with motor selectors
AT182136B (en) Switching system and circuit arrangement for telephone systems with dialer operation
CH302752A (en) Circuit arrangement for telephone systems with main and sub-offices.
CH302751A (en) Circuit arrangement for telephone systems with community connections.
AT187950B (en) Circuit arrangement for voters with several traffic directions
CH319798A (en) Circuit arrangement for selective call receivers
FR1108310A (en) Connection terminal
FR1096523A (en) Advanced two-way telephone link
AT190107B (en) Circuit arrangement for telephone stations with back loss
AT196456B (en) Circuit arrangement for telephone stations with back loss