JPS53105019A - Mole for underground propelling - Google Patents

Mole for underground propelling

Info

Publication number
JPS53105019A
JPS53105019A JP1986277A JP1986277A JPS53105019A JP S53105019 A JPS53105019 A JP S53105019A JP 1986277 A JP1986277 A JP 1986277A JP 1986277 A JP1986277 A JP 1986277A JP S53105019 A JPS53105019 A JP S53105019A
Authority
JP
Japan
Prior art keywords
mole
underground propelling
propelling
underground
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
JP1986277A
Other languages
Japanese (ja)
Inventor
Tadamitsu Nakayama
Gunzou Funabashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Priority to JP1986277A priority Critical patent/JPS53105019A/en
Publication of JPS53105019A publication Critical patent/JPS53105019A/en
Pending legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1986277A 1977-02-25 1977-02-25 Mole for underground propelling Pending JPS53105019A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986277A JPS53105019A (en) 1977-02-25 1977-02-25 Mole for underground propelling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986277A JPS53105019A (en) 1977-02-25 1977-02-25 Mole for underground propelling

Publications (1)

Publication Number Publication Date
JPS53105019A true JPS53105019A (en) 1978-09-12

Family

ID=12011023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986277A Pending JPS53105019A (en) 1977-02-25 1977-02-25 Mole for underground propelling

Country Status (1)

Country Link
JP (1) JPS53105019A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917695A (en) * 1972-06-03 1974-02-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4917695A (en) * 1972-06-03 1974-02-16

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