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Brown Boveri & AG Cie
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Brown Boveri & AG Cie
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Application filed by Brown Boveri & AG CiefiledCriticalBrown Boveri & AG Cie
Application grantedgrantedCritical
Publication of FR1244193ApublicationCriticalpatent/FR1244193A/en
G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
G08C19/00—Electric signal transmission systems
G08C19/12—Electric signal transmission systems in which the signal transmitted is frequency or phase of ac
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Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR814706A1958-12-301959-12-30
Carrier frequency transmission device on a line comprising several control stations, in particular for railway trains
ExpiredFR1244193A
(en)