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JPS57177208A - Manhole step passing tool - Google Patents

Manhole step passing tool

Info

Publication number
JPS57177208A
JPS57177208A JP6228481A JP6228481A JPS57177208A JP S57177208 A JPS57177208 A JP S57177208A JP 6228481 A JP6228481 A JP 6228481A JP 6228481 A JP6228481 A JP 6228481A JP S57177208 A JPS57177208 A JP S57177208A
Authority
JP
Japan
Prior art keywords
passing tool
step passing
manhole step
manhole
tool
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP6228481A
Other languages
Japanese (ja)
Inventor
Masaharu Harada
Nobumoto Kasahara
Mitsuhide Hirose
Masayasu Imai
Masanobu Satou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Telegraph and Telephone Corp
Yasuda Seisakusho Co Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Yasuda Seisakusho Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nippon Telegraph and Telephone Corp, Yasuda Seisakusho Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP6228481A priority Critical patent/JPS57177208A/en
Publication of JPS57177208A publication Critical patent/JPS57177208A/en
Pending legal-status Critical Current

Links

Landscapes

  • Light Guides In General And Applications Therefor (AREA)
  • Electric Cable Installation (AREA)
JP6228481A 1981-04-24 1981-04-24 Manhole step passing tool Pending JPS57177208A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6228481A JPS57177208A (en) 1981-04-24 1981-04-24 Manhole step passing tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6228481A JPS57177208A (en) 1981-04-24 1981-04-24 Manhole step passing tool

Publications (1)

Publication Number Publication Date
JPS57177208A true JPS57177208A (en) 1982-10-30

Family

ID=13195666

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6228481A Pending JPS57177208A (en) 1981-04-24 1981-04-24 Manhole step passing tool

Country Status (1)

Country Link
JP (1) JPS57177208A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0740661U (en) * 1993-12-28 1995-07-21 シーキューブ株式会社 Frame-shaped guide roll installation tool

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0740661U (en) * 1993-12-28 1995-07-21 シーキューブ株式会社 Frame-shaped guide roll installation tool

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