Title:
汚濁防止装置及び汚濁防止装置の係留方法
Document Type and Number:
Japanese Patent JP4637025
Kind Code:
B2
Inventors:
Yasuyuki Kosaka
Katsuhiko Yamada
Katsuhiko Yamada
Application Number:
JP2006027948A
Publication Date:
February 23, 2011
Filing Date:
February 06, 2006
Export Citation:
Assignee:
Kaiwa Tech Co., Ltd.
International Classes:
E02B15/00
Domestic Patent References:
| JP3108024U | ||||
| JP2002088751A |
Attorney, Agent or Firm:
Minoru Torinosu
Shinichi Nakajima
Shinichi Nakajima