Title:
鞘管の捩れ修正管並びに車上組み立て式鞘管の回転ケーブル台及び牽引補助機具
Document Type and Number:
Japanese Patent JP3102310
Kind Code:
U
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Inventors:
Hirai Yoshikazu
Application Number:
JP2003272824U
Publication Date:
July 02, 2004
Filing Date:
December 01, 2003
Export Citation:
Assignee:
NTT InfraNet Co., Ltd.
International Classes:
(IPC1-7): H02G1/06; H02G1/08
Attorney, Agent or Firm:
Ryuichi Kono