Title:
開閉体用巻取構造体の戻しばね構造
Document Type and Number:
Japanese Patent JP4647317
Kind Code:
B2
Inventors:
Atsushi Nakajima
Kazutaka Fujisawa
Tomonori Yamashita
Kazutaka Fujisawa
Tomonori Yamashita
Application Number:
JP2005012448A
Publication Date:
March 09, 2011
Filing Date:
January 20, 2005
Export Citation:
Assignee:
Bunka Shutter Co., Ltd.
International Classes:
E06B9/62
Domestic Patent References:
| JP5019497U | ||||
| JP60010095U | ||||
| JP2001040966A |
Attorney, Agent or Firm:
Takeshi Ando
Hironari Nakano
Hironari Nakano