水抜き管の埋設方法 - Kashima Construction Co., Ltd.

Title:

水抜き管の埋設方法

Document Type and Number:

Japanese Patent JP4956260

Kind Code:

B2

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Inventors:

Toshiaki Sato
Takuji Yamamoto
Kensuke Date
Yukiyoshi Kitamoto
Yasuhiro Yokota
Narita Nozomi
Kara Saki Kazutaka
Akihiko Okamura
Miya Saki Kyotaro
Daishiro Miyazaki

Application Number:

JP2007099626A

Publication Date:

June 20, 2012

Filing Date:

April 05, 2007

Export Citation:

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Assignee:

Kashima Construction Co., Ltd.
Ashimori Industry Co., Ltd.
Mitsubishi Materials Corporation

International Classes:

E21D9/04; E21B6/04

Domestic Patent References:

JP2001082074A
JP2001098882A
JP2004150203A
JP2003293377A
JP3198087B2

Attorney, Agent or Firm:

Yoshiki Hasegawa
Shiro Terasaki
Tomoya Kurokawa
Hikaru Suzuki

Previous Patent: JPS4956259

Next Patent: JPS4956261