JPS514328B2 - - Google Patents

Info

Publication number
JPS514328B2
JPS514328B2 JP8880471A JP8880471A JPS514328B2 JP S514328 B2 JPS514328 B2 JP S514328B2 JP 8880471 A JP8880471 A JP 8880471A JP 8880471 A JP8880471 A JP 8880471A JP S514328 B2 JPS514328 B2 JP S514328B2
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.)
Expired
Application number
JP8880471A
Other languages
Japanese (ja)
Other versions
JPS4854714A (en
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 JP8880471A priority Critical patent/JPS514328B2/ja
Publication of JPS4854714A publication Critical patent/JPS4854714A/ja
Publication of JPS514328B2 publication Critical patent/JPS514328B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP8880471A 1971-11-08 1971-11-08 Expired JPS514328B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8880471A JPS514328B2 (en) 1971-11-08 1971-11-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8880471A JPS514328B2 (en) 1971-11-08 1971-11-08

Publications (2)

Publication Number Publication Date
JPS4854714A JPS4854714A (en) 1973-08-01
JPS514328B2 true JPS514328B2 (en) 1976-02-10

Family

ID=13953050

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8880471A Expired JPS514328B2 (en) 1971-11-08 1971-11-08

Country Status (1)

Country Link
JP (1) JPS514328B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS571196B2 (en) * 1977-01-14 1982-01-09

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420052B2 (en) * 1973-11-29 1979-07-19
JPS50146114A (en) * 1974-02-09 1975-11-22
JPS5187903U (en) * 1975-01-09 1976-07-14
JPS59160693U (en) * 1983-04-11 1984-10-27 葵特殊土木株式会社 Blade tip device for underground pipe propulsion
JPS61202588U (en) * 1985-06-05 1986-12-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS571196B2 (en) * 1977-01-14 1982-01-09

Also Published As

Publication number Publication date
JPS4854714A (en) 1973-08-01

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