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SOC IND DES TELEPHONES CONSTR
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SOC IND DES TELEPHONES CONSTR
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Application filed by SOC IND DES TELEPHONES CONSTRfiledCriticalSOC IND DES TELEPHONES CONSTR
Application grantedgrantedCritical
Publication of FR596758ApublicationCriticalpatent/FR596758A/fr
H04M1/00—Substation equipment, e.g. for use by subscribers
H04M1/26—Devices for calling a subscriber
H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
H04M1/272—Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial
Landscapes
Engineering & Computer Science
(AREA)
Signal Processing
(AREA)
FR596758D1924-07-191924-07-19Dispositif émetteur et envoyeurs d'impulsions
ExpiredFR596758A
(fr)