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Title:
【発明の名称】光ファイバ線路の敷設方法
Document Type and Number:
Japanese Patent JP2690359
Kind Code:
B2
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Inventors:
Nagai Hiroshi
Hisashi Tanji
Application Number:
JP15129089A
Publication Date:
December 10, 1997
Filing Date:
June 14, 1989
Export Citation:
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Assignee:
Sumitomo Electric Industries, Ltd.
International Classes:
G02B6/24; G02B6/00; (IPC1-7): G02B6/00
Attorney, Agent or Firm:
Takashi Koshiba



 
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