電話システムおよび電話転送方法 - NEC Personal Products Co., Ltd.

Title:

電話システムおよび電話転送方法

Document Type and Number:

Japanese Patent JP4167661

Kind Code:

B2

Inventors:

Hidekazu Tanno

Application Number:

JP2005026408A

Publication Date:

October 15, 2008

Filing Date:

February 02, 2005

Export Citation:

Assignee:

NEC Personal Products Co., Ltd.

International Classes:

H04M3/54; H04M3/42; H04M3/53

Domestic Patent References:

JP2004357217A

Attorney, Agent or Firm:

Akio Miyazaki
Ishibashi Masayuki
Masaaki Ogata

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