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Manufacture Francaise d'Appareils Electriques de Mesure
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Conches-en-Ouche, FR
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Patent Grant
Electromagnet magnetic circuit with permanent-magnet armature
Patent number
4,191,937
Issue date
Mar 4, 1980
Manufacture Francaise d'Appareils Electriques de Mesure
Gerard Koehler
H01 - BASIC ELECTRIC ELEMENTS
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