Title:
水ウエイト式自動水位調節ゲート
Document Type and Number:
Japanese Patent JP4369687
Kind Code:
B2
Inventors:
Yasumada Morishoma
Hiroshi Tajima
Hiroshi Tajima
Application Number:
JP2003163036A
Publication Date:
November 25, 2009
Filing Date:
June 06, 2003
Export Citation:
Assignee:
Nishida Iron Works Co., Ltd.
International Classes:
E02B7/20; E02B7/42
Domestic Patent References:
| JP2001323442A | ||||
| JP2001323441A | ||||
| JP2002021052A |
Attorney, Agent or Firm:
Tadashi Harasaki