AT183116B - Group or line selection circuit for use in an automated telephone system - Google Patents

Group or line selection circuit for use in an automated telephone system

Info

Publication number
AT183116B
AT183116B AT183116DA AT183116B AT 183116 B AT183116 B AT 183116B AT 183116D A AT183116D A AT 183116DA AT 183116 B AT183116 B AT 183116B
Authority
AT
Austria
Prior art keywords
group
selection circuit
telephone system
line selection
automated telephone
Prior art date
Application number
Other languages
German (de)
Original Assignee
Int Standard Electric Corp
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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Application granted granted Critical
Publication of AT183116B publication Critical patent/AT183116B/en

Links

AT183116D 1949-06-02 1950-08-25 Group or line selection circuit for use in an automated telephone system AT183116B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR183116X 1949-06-02

Publications (1)

Publication Number Publication Date
AT183116B true AT183116B (en) 1955-09-10

Family

ID=8878379

Family Applications (1)

Application Number Title Priority Date Filing Date
AT183116D AT183116B (en) 1949-06-02 1950-08-25 Group or line selection circuit for use in an automated telephone system

Country Status (1)

Country Link
AT (1) AT183116B (en)

Similar Documents

Publication Publication Date Title
CH312401A (en) Method for creating favorable switch-off conditions for an electrical switch
CH315055A (en) Circuit arrangement for the evaluation of multi-digit, current impulse series corresponding key figures in telecommunications systems
CH390451A (en) Device for shifting the surge line of compressors
CH325506A (en) High frequency system for determining distance
CH357093A (en) Arrangement for monitoring the condition of lines in telecommunications systems
CH319868A (en) Pest control methods
CH348150A (en) Facility for selecting index cards
CH280175A (en) Procedure for commissioning multi-cell overpressure electrolysers.
CH296385A (en) Electrical device for storing information.
CH337242A (en) Circuit arrangement for frequency demodulation
AT183116B (en) Group or line selection circuit for use in an automated telephone system
AT176264B (en) Circuit for commissioning transformers
CH301566A (en) Device for storing information occurring in the form of electrical signals.
CH300169A (en) Circuit for commissioning transformers.
AT185853B (en) Circuit arrangement for the identification of lines
FR1096738A (en) Electronic selector
CH286691A (en) Circuit arrangement in an automatic telecommunication system for the numerical setting of a group selector.
CH291800A (en) Methods for purifying argon.
AT189582B (en) Device for regulating water turbines
CH320207A (en) Pest control methods
FR1099184A (en) Artificial boards
AT177885B (en) Method for obtaining antibioticis
AT180973B (en) Procedure for the indication of earth faults in double lines
AT167951B (en) Circuit arrangement for telecommunications systems for monitoring pulses
AT178646B (en) Circuit for limiting the amplitude in radio equipment