Title:
Contamination prevention dredging device
Document Type and Number:
Japanese Patent JP6185852
Kind Code:
B2
Inventors:
Yuki Tatsuo
Hiroyuki Shimokawa
Yoshihiro Nagata
Koichiro Murabayashi
Koji Matsumoto
Hiroyuki Shimokawa
Yoshihiro Nagata
Koichiro Murabayashi
Koji Matsumoto
Application Number:
JP2014007561A
Publication Date:
August 23, 2017
Filing Date:
January 20, 2014
Export Citation:
Assignee:
Wakatsuki Construction Co., Ltd.
International Classes:
E02B15/00
Domestic Patent References:
| JP62099626U | ||||
| JP51031011A | ||||
| JP52112633U | ||||
| JP9203032A |
Attorney, Agent or Firm:
Tadashige Ito
Tadahiko Ito
Tadayuki Noma
Yoshihiro Yasui
Tadahiko Ito
Tadayuki Noma
Yoshihiro Yasui
Previous Patent: Tube fitting, a pipe section contact, and a connection body
Next Patent: SEMICONDUCTOR DEVICE
Next Patent: SEMICONDUCTOR DEVICE