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Title:
接地装置の接地投入確認方法及び接地投入確認装置
Document Type and Number:
Japanese Patent JP4073214
Kind Code:
B2
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Inventors:
Konno Hidetoshi
Hideki Ota
Masanori Toi
Koji Yutani
Application Number:
JP2002017919A
Publication Date:
April 09, 2008
Filing Date:
January 28, 2002
Export Citation:
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Assignee:
Tohoku Electric Power Co., Inc.
Fuji Electric Holdings Co., Ltd.
International Classes:
H01H31/02; H02H11/00; H02H7/26
Domestic Patent References:
JP4272627A
JP51116951A
JP60129807U
JP60245434A
JP2000241488A
JP49121942A
JP6026135U
JP55096582A
JP4108315U
Attorney, Agent or Firm:
Yuichi Morita