Title:
差圧扉
Document Type and Number:
Japanese Patent JP4854649
Kind Code:
B2
Inventors:
Tsutomu Kasai
Application Number:
JP2007319522A
Publication Date:
January 18, 2012
Filing Date:
December 11, 2007
Export Citation:
Assignee:
Itoki Co., Ltd.
International Classes:
E06B7/16; E06B5/12
Domestic Patent References:
| JP59192594U | ||||
| JP63184982U |
Attorney, Agent or Firm:
Shohei Oguri
Hironori Honda
Toshimitsu Ichikawa
Hironori Honda
Toshimitsu Ichikawa