JPS6131771Y2 - - Google Patents

Info

Publication number
JPS6131771Y2
JPS6131771Y2 JP11822081U JP11822081U JPS6131771Y2 JP S6131771 Y2 JPS6131771 Y2 JP S6131771Y2 JP 11822081 U JP11822081 U JP 11822081U JP 11822081 U JP11822081 U JP 11822081U JP S6131771 Y2 JPS6131771 Y2 JP S6131771Y2
Authority
JP
Japan
Prior art keywords
pipe
main pipe
branch
center
detector
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.)
Expired
Application number
JP11822081U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5827009U (ja
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 filed Critical
Priority to JP11822081U priority Critical patent/JPS5827009U/ja
Publication of JPS5827009U publication Critical patent/JPS5827009U/ja
Application granted granted Critical
Publication of JPS6131771Y2 publication Critical patent/JPS6131771Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling And Boring (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Closed-Circuit Television Systems (AREA)
JP11822081U 1981-08-07 1981-08-07 内面プラスチツクライニング幹管の枝管開口装置 Granted JPS5827009U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11822081U JPS5827009U (ja) 1981-08-07 1981-08-07 内面プラスチツクライニング幹管の枝管開口装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11822081U JPS5827009U (ja) 1981-08-07 1981-08-07 内面プラスチツクライニング幹管の枝管開口装置

Publications (2)

Publication Number Publication Date
JPS5827009U JPS5827009U (ja) 1983-02-21
JPS6131771Y2 true JPS6131771Y2 (cg-RX-API-DMAC7.html) 1986-09-16

Family

ID=29912365

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11822081U Granted JPS5827009U (ja) 1981-08-07 1981-08-07 内面プラスチツクライニング幹管の枝管開口装置

Country Status (1)

Country Link
JP (1) JPS5827009U (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200063906A1 (en) * 2017-03-15 2020-02-27 Shonan Gosei-Jushi Seisakusho K.K. Drilling device and drilling method

Also Published As

Publication number Publication date
JPS5827009U (ja) 1983-02-21

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