【発明の名称】電話会議装置

Title:

【発明の名称】電話会議装置

Document Type and Number:

Japanese Patent JP2534570

Kind Code:

B2

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Inventors:

WATANABE KAZUYUKI
TSURUGAI MASAYASU
MATSUZAKI HIDEAKI
MATSUI HIROYUKI
HOSOKAWA TOSHIO

Application Number:

JP8894390A

Publication Date:

September 18, 1996

Filing Date:

April 03, 1990

Export Citation:

Assignee:

IWASAKI TSUSHINKI KK
NIPPON DENSHIN DENWA KK

International Classes:

H04M3/56; (IPC1-7): H04M3/56

Domestic Patent References:

JP5592066A

Attorney, Agent or Firm:

Otsuka Manabu

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