Title:
インターホンシステム
Document Type and Number:
Japanese Patent JP5060321
Kind Code:
B2
Inventors:
Kitawaki Takashi
Bunsho Mukaiyama
Bunsho Mukaiyama
Application Number:
JP2008011824A
Publication Date:
October 31, 2012
Filing Date:
January 22, 2008
Export Citation:
Assignee:
Panasonic Corporation
International Classes:
H04M9/00; G08B17/107; G08B21/14; G08B25/04
Domestic Patent References:
| JP2007318566A | ||||
| JP4140688A | ||||
| JP2002279565A |
Attorney, Agent or Firm:
Keisei Nishikawa
Takeshi Sakaguchi
Hidetoshi Kitade
Nakaishi Haruki
Takeshi Sakaguchi
Hidetoshi Kitade
Nakaishi Haruki