Legal status (The legal status 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 status listed.)
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Individual
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Individual
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Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to FR7107500ApriorityCriticalpatent/FR2127339A5/fr
Application grantedgrantedCritical
Publication of FR2127339A5publicationCriticalpatent/FR2127339A5/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
H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
H04M1/276—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc using magnetic recording, e.g. on tape