Title:
水中で使用する洗浄用の回転ノズル装置
Document Type and Number:
Japanese Patent JP4383124
Kind Code:
B2
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Inventors:
Koichi Oura
Oura
Yukio Izumi
Atsushi Okubo
Oura
Yukio Izumi
Atsushi Okubo
Application Number:
JP2003296296A
Publication Date:
December 16, 2009
Filing Date:
August 20, 2003
Export Citation:
Assignee:
NTT Co., Ltd.
Sugino Machine Co., Ltd.
Sugino Machine Co., Ltd.
International Classes:
B08B3/02; E03B3/15; B05B3/02; B05B3/04; E21B31/03; F16L55/24
Domestic Patent References:
| JP2002192094A | ||||
| JP62123291U | ||||
| JP51023709U | ||||
| JP9285749A |
Attorney, Agent or Firm:
Yuhei Kimori
Noriko Asano
Noriko Asano