FR1009625A - Dispositif de commande automatique pour raccorder une mstallation radiotéléphonique avec une installation téléphonique automatique
- Google Patents
Dispositif de commande automatique pour raccorder une mstallation radiotéléphonique avec une installation téléphonique automatique
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Autophon AG
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Autophon AG
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Publication of FR1009625ApublicationCriticalpatent/FR1009625A/fr
H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
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Engineering & Computer Science
(AREA)
Signal Processing
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Mobile Radio Communication Systems
(AREA)
FR1009625D1949-05-301950-02-02Dispositif de commande automatique pour raccorder une mstallation radiotéléphonique avec une installation téléphonique automatique
ExpiredFR1009625A
(fr)