ELECTRICAL DEVICE

An electrical device includes a housing, a drive unit arranged inside the housing a substrate arranged inside the housing, and a terminal electrically connecting the substrate with an external portion outside the housing. On the substrate, a circuit driving the drive unit is formed. The terminal inc...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KOGA, Atsushi, MIYATA, Susumu
Format:	Patent
Sprache:	eng
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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