入退室管理装置 - NEC Infrontia Co., Ltd.

Title:

入退室管理装置

Document Type and Number:

Japanese Patent JP4829944

Kind Code:

B2

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Inventors:

Kotaro Miyata
Shinji Miyazaki
Appearance Masatsugu
Takao Nojiri

Application Number:

JP2008235897A

Publication Date:

December 07, 2011

Filing Date:

September 16, 2008

Export Citation:

Assignee:

NEC Infrontia Co., Ltd.

International Classes:

E05B49/00; G08B25/04

Domestic Patent References:

Attorney, Agent or Firm:

Ken Ieiri

Previous Patent: JPS4829943

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