Novel loudspeaker with durable structure

The utility model discloses a novel loudspeaker with a durable structure, which comprises a base and a first fixing plate, extension plates are arranged on two sides of the first fixing plate, the extension plates and the first fixing plate are fixed inside a mounting groove at the bottom of the bas...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WU PENGRUI, SUN TONGJUN, CAO HAIFENG, TAN XIANGTING
Format:	Patent
Sprache:	chi ; 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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