AT109639B - Impulse transmitter for subscriber stations in automatic telephone exchanges. - Google Patents

Impulse transmitter for subscriber stations in automatic telephone exchanges.

Info

Publication number
AT109639B
AT109639B AT109639DA AT109639B AT 109639 B AT109639 B AT 109639B AT 109639D A AT109639D A AT 109639DA AT 109639 B AT109639 B AT 109639B
Authority
AT
Austria
Prior art keywords
subscriber stations
automatic telephone
telephone exchanges
impulse transmitter
impulse
Prior art date
Application number
Other languages
German (de)
Inventor
Anna Domaschko
Original Assignee
Anna Domaschko
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 Anna Domaschko filed Critical Anna Domaschko
Application granted granted Critical
Publication of AT109639B publication Critical patent/AT109639B/en

Links

AT109639D 1926-05-06 1926-05-06 Impulse transmitter for subscriber stations in automatic telephone exchanges. AT109639B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT109639T 1926-05-06

Publications (1)

Publication Number Publication Date
AT109639B true AT109639B (en) 1928-05-10

Family

ID=3625872

Family Applications (1)

Application Number Title Priority Date Filing Date
AT109639D AT109639B (en) 1926-05-06 1926-05-06 Impulse transmitter for subscriber stations in automatic telephone exchanges.

Country Status (1)

Country Link
AT (1) AT109639B (en)

Similar Documents

Publication Publication Date Title
AT109639B (en) Impulse transmitter for subscriber stations in automatic telephone exchanges.
CH149577A (en) Subscriber set for fully automatic telephone systems.
AT109597B (en) Line selector for automatic telephone exchanges.
AT98365B (en) Call counters for telephone subscriber stations.
AT109102B (en) Self-hooking telephone exchanges voters.
AT105745B (en) Automatic telephone switchboard.
ES80959A1 (en) Improvements in communication network installations for telephone exchanges.
ES80756A1 (en) Improvements in automatic and semi-automatic intercom devices for telephone exchanges.
AT113265B (en) Circuit arrangement for fully automatic telephone exchanges.
CH120657A (en) Self-collecting telephone station.
DK35348C (en) Impulse receiver for automatic telephone exchanges.
CH126054A (en) Telephone transmission line.
GR1378B (en) IMPROVEMENTS IN SEMI-AUTOMATIC TELEPHONE SYSTEMS.
ES97051A1 (en) Improvements in automatic telephone systems.
AT109595B (en) Telephone call transmitter.
AT121483B (en) Device for selective calling of stations on a common line, in particular for telephone or telegraph exchanges.
AT116522B (en) Circuit arrangement for long-distance traffic in telephone exchanges.
AT136580B (en) Talk time counter for telephone desk stations.
DK46085C (en) Circuit device for automatic telephone subscriber stations.
ES99048A1 (en) Improvements in automatic telephone systems.
AT112310B (en) Circuit arrangement for call seekers in automatic telephone exchanges.
DK45254C (en) Coupling device for automatic telephone exchanges.
DK35614C (en) Automatic Dialer for Telephone exchanges.
CA253323A (en) Party line automatic telephone system
AT118954B (en) Telephone dialer.