Title:
通水ダクトならびにこれを使用する集水施設
Document Type and Number:
Japanese Patent JP4606938
Kind Code:
B2
Inventors:
Hiroshi Miyazawa
Shigeo Koyabu
Tomoyuki Shimoyama
Shigeo Koyabu
Tomoyuki Shimoyama
Application Number:
JP2005144803A
Publication Date:
January 05, 2011
Filing Date:
May 18, 2005
Export Citation:
Assignee:
Rainwater Environmental Technology Co., Ltd.
International Classes:
E03F1/00
Domestic Patent References:
| JP59173791U | ||||
| JP6101265A | ||||
| JP49042821Y1 | ||||
| JP2003342999A |
Attorney, Agent or Firm:
Eiichi Kobayashi