Title:
カナル型イヤホン及びカナル型イヤホンのアダプタ
Document Type and Number:
Japanese Patent JP6629283
Kind Code:
B2
Inventors:
Sekiguchi
Shinomazuka Junmasa
Takashi Kitazume
Shinomazuka Junmasa
Takashi Kitazume
Application Number:
JP2017248618A
Publication Date:
January 15, 2020
Filing Date:
December 26, 2017
Export Citation:
Assignee:
ttr corporation
International Classes:
H04R5/033; H04R1/10
Domestic Patent References:
| JP49010801Y1 | ||||
| JP58093091U | ||||
| JP2012080440A | ||||
| JP2016158227A | ||||
| JP53105701U |
Attorney, Agent or Firm:
Kakimoto Yasunari