JPS6442395U - - Google Patents

Info

Publication number
JPS6442395U
JPS6442395U JP13658787U JP13658787U JPS6442395U JP S6442395 U JPS6442395 U JP S6442395U JP 13658787 U JP13658787 U JP 13658787U JP 13658787 U JP13658787 U JP 13658787U JP S6442395 U JPS6442395 U JP S6442395U
Authority
JP
Japan
Prior art keywords
pipe
concrete pipe
concrete
plate
ring
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
JP13658787U
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 JP13658787U priority Critical patent/JPS6442395U/ja
Publication of JPS6442395U publication Critical patent/JPS6442395U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP13658787U 1987-09-07 1987-09-07 Pending JPS6442395U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13658787U JPS6442395U (enrdf_load_stackoverflow) 1987-09-07 1987-09-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13658787U JPS6442395U (enrdf_load_stackoverflow) 1987-09-07 1987-09-07

Publications (1)

Publication Number Publication Date
JPS6442395U true JPS6442395U (enrdf_load_stackoverflow) 1989-03-14

Family

ID=31397236

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13658787U Pending JPS6442395U (enrdf_load_stackoverflow) 1987-09-07 1987-09-07

Country Status (1)

Country Link
JP (1) JPS6442395U (enrdf_load_stackoverflow)

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