H - Electricity
04
R
349/28, 349/79
H04R 1/10 (2006.01) H04R 1/00 (2006.01) H04R 1/02 (2006.01) H04R 1/22 (2006.01)
Patent
CA 1173147
EARPHONE ABSTRACT OF THE DISCLOSURE An earphone comprising a housing formed on the outer periphery of the front face with a flange for preventing the housing from disengagement from the concha when the housing is received in a recess of the concha, said housing being sized to be received in the recess of the concha and having an electroacaustic transducer built in.
378289
Kamon Yoshiyuki
Yokoyama Yoshihiro
Gowling Lafleur Henderson Llp
Sony Corporation
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