FR519476A - Compteur d'électricité indiquant la consommation déwattée dans les installations à courant alternatif et à courant triphasé
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Compteur d'électricité indiquant la consommation déwattée dans les installations à courant alternatif et à courant triphasé
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Korting & Mathiesen AG
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Korting & Mathiesen AG
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G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
G01R11/36—Induction meters, e.g. Ferraris meters
G01R11/40—Induction meters, e.g. Ferraris meters for polyphase operation
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FR519476A1918-12-111920-07-08Compteur d'électricité indiquant la consommation déwattée dans les installations à courant alternatif et à courant triphasé
ExpiredFR519476A
(fr)