JPS5532952Y2 - - Google Patents

Info

Publication number
JPS5532952Y2
JPS5532952Y2 JP1976037405U JP3740576U JPS5532952Y2 JP S5532952 Y2 JPS5532952 Y2 JP S5532952Y2 JP 1976037405 U JP1976037405 U JP 1976037405U JP 3740576 U JP3740576 U JP 3740576U JP S5532952 Y2 JPS5532952 Y2 JP S5532952Y2
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
JP1976037405U
Other languages
Japanese (ja)
Other versions
JPS52128342U (enrdf_load_html_response
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 JP1976037405U priority Critical patent/JPS5532952Y2/ja
Publication of JPS52128342U publication Critical patent/JPS52128342U/ja
Application granted granted Critical
Publication of JPS5532952Y2 publication Critical patent/JPS5532952Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP1976037405U 1976-03-26 1976-03-26 Expired JPS5532952Y2 (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1976037405U JPS5532952Y2 (enrdf_load_html_response) 1976-03-26 1976-03-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1976037405U JPS5532952Y2 (enrdf_load_html_response) 1976-03-26 1976-03-26

Publications (2)

Publication Number Publication Date
JPS52128342U JPS52128342U (enrdf_load_html_response) 1977-09-29
JPS5532952Y2 true JPS5532952Y2 (enrdf_load_html_response) 1980-08-05

Family

ID=28496661

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1976037405U Expired JPS5532952Y2 (enrdf_load_html_response) 1976-03-26 1976-03-26

Country Status (1)

Country Link
JP (1) JPS5532952Y2 (enrdf_load_html_response)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1437350A (en) * 1972-06-22 1976-05-26 Nat Res Dev Tunnelling apparatus

Also Published As

Publication number Publication date
JPS52128342U (enrdf_load_html_response) 1977-09-29

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