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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Sadir Carpentier SA
Original Assignee
Sadir Carpentier SA
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Publication date
Application filed by Sadir Carpentier SAfiledCriticalSadir Carpentier SA
Application grantedgrantedCritical
Publication of FR1003365ApublicationCriticalpatent/FR1003365A/fr
H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
H04B1/06—Receivers
H04B1/16—Circuits
H04B1/20—Circuits for coupling gramophone pick-up, recorder output, or microphone to receiver
Landscapes
Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
(AREA)
Signal Processing
(AREA)
FR1003365D1949-12-191949-12-19Dispositif différentiel de commande
ExpiredFR1003365A
(fr)