Title:
インターホンシステム
Document Type and Number:
Japanese Patent JP4901400
Kind Code:
B2
More Like This:
Inventors:
Kenji Aoki
Application Number:
JP2006265370A
Publication Date:
March 21, 2012
Filing Date:
September 28, 2006
Export Citation:
Assignee:
Aiphone Co., Ltd.
International Classes:
H04M9/00; G08B25/04; H04N7/18
Domestic Patent References:
JP2004104510A | ||||
JP2005258818A | ||||
JP8273075A | ||||
JP2006211204A |
Attorney, Agent or Firm:
Kazuo Moriya
Hiromichi Watanabe
Hiromichi Watanabe