Sound structure and electronic device using same

Saved in:
Bibliographic Details
Main Author CHEN HUANGMIAO
Format Patent
LanguageChinese
English
Published 24.12.2014
Subjects
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
Online AccessGet full text

Cover

More Information
Bibliography:Application Number: CN20091301217