FR889976A - Procédé et dispositif pour la décomposition d'une valeur de fonction donnée par une grandeur électrique en grandeurs partielles de son argument
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Procédé et dispositif pour la décomposition d'une valeur de fonction donnée par une grandeur électrique en grandeurs partielles de son argument
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Rheinmetall Air Defence AG
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Oerlikon Contraves AG
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G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
G08B5/00—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied
G08B5/22—Visible signalling systems, e.g. personal calling systems, remote indication of seats occupied using electric transmission; using electromagnetic transmission
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Electromagnetism
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General Physics & Mathematics
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FR889976D1941-03-031942-03-02Procédé et dispositif pour la décomposition d'une valeur de fonction donnée par une grandeur électrique en grandeurs partielles de son argument
ExpiredFR889976A
(fr)