Title:
既設管路内への通信用ケーブル設置のための保護パイプ
Document Type and Number:
Japanese Patent JP4181737
Kind Code:
B2
Inventors:
Takao Hirano
Application Number:
JP2000245449A
Publication Date:
November 19, 2008
Filing Date:
August 14, 2000
Export Citation:
Assignee:
Okayama City
Sumida Electric Co., Ltd.
Sumida Electric Co., Ltd.
International Classes:
H02G1/06; H02G9/06
Domestic Patent References:
| JP4091611A | ||||
| JP8103012A | ||||
| JP55066278U | ||||
| JP7123565A | ||||
| JP5328567A | ||||
| JP63164319U |
Attorney, Agent or Firm:
Akitoshi Ota
Otawa Maki
Otawa Maki