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Societe Francaise Radio Electrique
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Societe Francaise Radio Electrique
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Publication date
Application filed by Societe Francaise Radio ElectriquefiledCriticalSociete Francaise Radio Electrique
Application grantedgrantedCritical
Publication of FR924157ApublicationCriticalpatent/FR924157A/fr
G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
G01S7/40—Means for monitoring or calibrating
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Engineering & Computer Science
(AREA)
Computer Networks & Wireless Communication
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Physics & Mathematics
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General Physics & Mathematics
(AREA)
Radar, Positioning & Navigation
(AREA)
Remote Sensing
(AREA)
FR924157D1946-03-011946-03-01Dispositif de contrôle pour détecteurs d'obstacle électromagnétiques
ExpiredFR924157A
(fr)