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
Original Assignee
Individual
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Publication date
Application filed by IndividualfiledCriticalIndividual
Application grantedgrantedCritical
Publication of FR353274ApublicationCriticalpatent/FR353274A/fr
H04M1/00—Substation equipment, e.g. for use by subscribers
H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
H04M1/65—Recording arrangements for recording a message from the calling party
Landscapes
Engineering & Computer Science
(AREA)
Signal Processing
(AREA)
Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments
(AREA)
Transmission Devices
(AREA)
FR353274A1905-02-01Dispositif pour enregistrer un message téléphonique sur des cylindres de phonographe
ExpiredFR353274A
(fr)