Title:
【発明の名称】スピ-カボックス
Document Type and Number:
Japanese Patent JP3086270
Kind Code:
B2
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Inventors:
Kunihiko Tamura
Application Number:
JP8946091A
Publication Date:
September 11, 2000
Filing Date:
March 28, 1991
Export Citation:
Assignee:
Nippon Columbia Co., Ltd.
International Classes:
H04R1/28; (IPC1-7): H04R1/28
Domestic Patent References:
| JP3145896A | ||||
| JP5890796U |
Attorney, Agent or Firm:
Minoru Hayashi