JPS4923913A - - Google Patents

Info

Publication number
JPS4923913A
JPS4923913A JP6645272A JP6645272A JPS4923913A JP S4923913 A JPS4923913 A JP S4923913A JP 6645272 A JP6645272 A JP 6645272A JP 6645272 A JP6645272 A JP 6645272A JP S4923913 A JPS4923913 A JP S4923913A
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.)
Granted
Application number
JP6645272A
Other languages
Japanese (ja)
Other versions
JPS5412731B2 (en:Method
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 JP6645272A priority Critical patent/JPS5412731B2/ja
Publication of JPS4923913A publication Critical patent/JPS4923913A/ja
Publication of JPS5412731B2 publication Critical patent/JPS5412731B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP6645272A 1972-07-03 1972-07-03 Expired JPS5412731B2 (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6645272A JPS5412731B2 (en:Method) 1972-07-03 1972-07-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6645272A JPS5412731B2 (en:Method) 1972-07-03 1972-07-03

Publications (2)

Publication Number Publication Date
JPS4923913A true JPS4923913A (en:Method) 1974-03-02
JPS5412731B2 JPS5412731B2 (en:Method) 1979-05-25

Family

ID=13316165

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6645272A Expired JPS5412731B2 (en:Method) 1972-07-03 1972-07-03

Country Status (1)

Country Link
JP (1) JPS5412731B2 (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5220618A (en) * 1975-08-05 1977-02-16 Akashi Koumuten Kk Pipe driving control device for underground pipe laying method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5220618A (en) * 1975-08-05 1977-02-16 Akashi Koumuten Kk Pipe driving control device for underground pipe laying method

Also Published As

Publication number Publication date
JPS5412731B2 (en:Method) 1979-05-25

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