Title:
落石防護構造物
Document Type and Number:
Japanese Patent JP4522971
Kind Code:
B2
Inventors:
Fumio Yamada
Takanobu Tsukimachi
Takanobu Tsukimachi
Application Number:
JP2006121906A
Publication Date:
August 11, 2010
Filing Date:
April 26, 2006
Export Citation:
Assignee:
West Japan SP Co., Ltd.
Techno Industry Co., Ltd.
Techno Industry Co., Ltd.
International Classes:
E01F7/04
Domestic Patent References:
| JP1244004A | ||||
| JP7247515A | ||||
| JP2005113446A | ||||
| JP2000160515A | ||||
| JP2001288717A |
Attorney, Agent or Firm:
Isao Sasaki
Kyoko Kawamura
Kyoko Kawamura