Title:
開閉体自動閉鎖システム及び防災用開閉体装置
Document Type and Number:
Japanese Patent JP4799090
Kind Code:
B2
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Inventors:
Toshihiko Ariyama
Application Number:
JP2005261849A
Publication Date:
October 19, 2011
Filing Date:
September 09, 2005
Export Citation:
Assignee:
Bunka Shutter Co., Ltd.
International Classes:
E06B9/82; A62C2/06; E06B9/17; E06B9/74; E06B9/84; G08B17/00
Domestic Patent References:
| JP2002168076A | ||||
| JP2004150096A |
Attorney, Agent or Firm:
Kozo Takahashi