CH214504A -
Circuit arrangement for long-distance connection paths via which telephone connections and telex connections can be established one after the other.
- Google Patents
Circuit arrangement for long-distance connection paths via which telephone connections and telex connections can be established one after the other.
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Publication number
CH214504A
CH214504ACH214504DACH214504ACH 214504 ACH214504 ACH 214504ACH 214504D ACH214504D ACH 214504DACH 214504 ACH214504 ACH 214504A
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Application filed by Lorenz C AgfiledCriticalLorenz C Ag
Publication of CH214504ApublicationCriticalpatent/CH214504A/en
H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
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Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
CH214504D1938-08-121939-08-08
Circuit arrangement for long-distance connection paths via which telephone connections and telex connections can be established one after the other.
CH214504A
(en)
Completed remote participants and long-distance lines. deal with local participants who are terminated by relay transmitters located within the exchange connection paths and with against the exchange circuits by relay transmitters