Title:
地下埋設管の補修装置
Document Type and Number:
Japanese Patent JP3746980
Kind Code:
B2
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Inventors:
Kazuyoshi Shibazawa
Maeda Mitsuaki
Keiichi Tsukoshi
Michio Komatsuzaki
Masashi Ikeno
Kenji Kuwahara
Maeda Mitsuaki
Keiichi Tsukoshi
Michio Komatsuzaki
Masashi Ikeno
Kenji Kuwahara
Application Number:
JP2001314439A
Publication Date:
February 22, 2006
Filing Date:
October 11, 2001
Export Citation:
Assignee:
Director, Hokuriku Regional Development Bureau, Ministry of Land, Infrastructure, Transport and Tourism
Kowa Co., Ltd.
Kowa Co., Ltd.
International Classes:
E03B3/15; E03F7/00; E21B33/13
Domestic Patent References:
| JP2501494A | ||||
| JP2001099387A |
Attorney, Agent or Firm:
Tsuyoshi Yoshii
Masae Yoshii
Masae Yoshii
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