JPS6418686U - - Google Patents

Info

Publication number
JPS6418686U
JPS6418686U JP11319787U JP11319787U JPS6418686U JP S6418686 U JPS6418686 U JP S6418686U JP 11319787 U JP11319787 U JP 11319787U JP 11319787 U JP11319787 U JP 11319787U JP S6418686 U JPS6418686 U JP S6418686U
Authority
JP
Japan
Prior art keywords
pipe
new
old
excavator
pipes
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
JP11319787U
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 JP11319787U priority Critical patent/JPS6418686U/ja
Publication of JPS6418686U publication Critical patent/JPS6418686U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP11319787U 1987-07-23 1987-07-23 Pending JPS6418686U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11319787U JPS6418686U (enrdf_load_stackoverflow) 1987-07-23 1987-07-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11319787U JPS6418686U (enrdf_load_stackoverflow) 1987-07-23 1987-07-23

Publications (1)

Publication Number Publication Date
JPS6418686U true JPS6418686U (enrdf_load_stackoverflow) 1989-01-30

Family

ID=31352819

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11319787U Pending JPS6418686U (enrdf_load_stackoverflow) 1987-07-23 1987-07-23

Country Status (1)

Country Link
JP (1) JPS6418686U (enrdf_load_stackoverflow)

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