Title:
【発明の名称】補聴器
Document Type and Number:
Japanese Patent JP2873895
Kind Code:
B2
Inventors:
NARISAWA YOSHUKI
Application Number:
JP4183693A
Publication Date:
March 24, 1999
Filing Date:
February 05, 1993
Export Citation:
Assignee:
RION KK
International Classes:
H04R25/04; H04R25/00; (IPC1-7): H04R25/04
Domestic Patent References:
| JP60143602A | ||||
| JP58114004U | ||||
| JP39052Y2 |
Attorney, Agent or Firm:
Kei Tanabe