JPH01104484U - - Google Patents

Info

Publication number
JPH01104484U
JPH01104484U JP19907487U JP19907487U JPH01104484U JP H01104484 U JPH01104484 U JP H01104484U JP 19907487 U JP19907487 U JP 19907487U JP 19907487 U JP19907487 U JP 19907487U JP H01104484 U JPH01104484 U JP H01104484U
Authority
JP
Japan
Prior art keywords
pipe
excavator
new
old
new pipe
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
JP19907487U
Other languages
English (en)
Japanese (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 JP19907487U priority Critical patent/JPH01104484U/ja
Publication of JPH01104484U publication Critical patent/JPH01104484U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
JP19907487U 1987-12-29 1987-12-29 Pending JPH01104484U (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19907487U JPH01104484U (enExample) 1987-12-29 1987-12-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19907487U JPH01104484U (enExample) 1987-12-29 1987-12-29

Publications (1)

Publication Number Publication Date
JPH01104484U true JPH01104484U (enExample) 1989-07-14

Family

ID=31489544

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19907487U Pending JPH01104484U (enExample) 1987-12-29 1987-12-29

Country Status (1)

Country Link
JP (1) JPH01104484U (enExample)

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