Title:
水門用開閉装置のチェーンゆるみ検出装置
Document Type and Number:
Japanese Patent JP4284682
Kind Code:
B2
Inventors:
Takahata Katsuyoshi
Application Number:
JP2004084559A
Publication Date:
June 24, 2009
Filing Date:
March 23, 2004
Export Citation:
Assignee:
Toyokuni Kogyo Co., Ltd.
International Classes:
E02B7/20
Domestic Patent References:
| JP8085934A | ||||
| JP5984030U | ||||
| JP5692833U | ||||
| JP10168861A |
Attorney, Agent or Firm:
Calyx
Miyazaki Yoshio
Kaoru Onozuka
High Masahiro
Toshio Nakamura
Tsutomu Kato
Yusuke Murakoshi
Tomoaki Komiya
Miyazaki Yoshio
Kaoru Onozuka
High Masahiro
Toshio Nakamura
Tsutomu Kato
Yusuke Murakoshi
Tomoaki Komiya