JPS54138409U - - Google Patents

Info

Publication number
JPS54138409U
JPS54138409U JP3470478U JP3470478U JPS54138409U JP S54138409 U JPS54138409 U JP S54138409U JP 3470478 U JP3470478 U JP 3470478U JP 3470478 U JP3470478 U JP 3470478U JP S54138409 U JPS54138409 U JP S54138409U
Authority
JP
Japan
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
JP3470478U
Other languages
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 JP3470478U priority Critical patent/JPS54138409U/ja
Publication of JPS54138409U publication Critical patent/JPS54138409U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP3470478U 1978-03-20 1978-03-20 Pending JPS54138409U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3470478U JPS54138409U (enrdf_load_stackoverflow) 1978-03-20 1978-03-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3470478U JPS54138409U (enrdf_load_stackoverflow) 1978-03-20 1978-03-20

Publications (1)

Publication Number Publication Date
JPS54138409U true JPS54138409U (enrdf_load_stackoverflow) 1979-09-26

Family

ID=28892578

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3470478U Pending JPS54138409U (enrdf_load_stackoverflow) 1978-03-20 1978-03-20

Country Status (1)

Country Link
JP (1) JPS54138409U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5890292U (ja) * 1981-10-29 1983-06-18 日本鋼管株式会社 水平長距離削進工法における掘削ヘツド

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5890292U (ja) * 1981-10-29 1983-06-18 日本鋼管株式会社 水平長距離削進工法における掘削ヘツド

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