JPH02144097U - - Google Patents

Info

Publication number
JPH02144097U
JPH02144097U JP5257089U JP5257089U JPH02144097U JP H02144097 U JPH02144097 U JP H02144097U JP 5257089 U JP5257089 U JP 5257089U JP 5257089 U JP5257089 U JP 5257089U JP H02144097 U JPH02144097 U JP H02144097U
Authority
JP
Japan
Prior art keywords
propulsion
piping
soil
propulsion head
pilot 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
JP5257089U
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 JP5257089U priority Critical patent/JPH02144097U/ja
Publication of JPH02144097U publication Critical patent/JPH02144097U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP5257089U 1989-05-09 1989-05-09 Pending JPH02144097U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5257089U JPH02144097U (enrdf_load_stackoverflow) 1989-05-09 1989-05-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5257089U JPH02144097U (enrdf_load_stackoverflow) 1989-05-09 1989-05-09

Publications (1)

Publication Number Publication Date
JPH02144097U true JPH02144097U (enrdf_load_stackoverflow) 1990-12-06

Family

ID=31572981

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5257089U Pending JPH02144097U (enrdf_load_stackoverflow) 1989-05-09 1989-05-09

Country Status (1)

Country Link
JP (1) JPH02144097U (enrdf_load_stackoverflow)

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