JPS632180U - - Google Patents

Info

Publication number
JPS632180U
JPS632180U JP9643386U JP9643386U JPS632180U JP S632180 U JPS632180 U JP S632180U JP 9643386 U JP9643386 U JP 9643386U JP 9643386 U JP9643386 U JP 9643386U JP S632180 U JPS632180 U JP S632180U
Authority
JP
Japan
Prior art keywords
electrode
rod
buried pipe
boring
view
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
JP9643386U
Other languages
English (en)
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 JP9643386U priority Critical patent/JPS632180U/ja
Publication of JPS632180U publication Critical patent/JPS632180U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP9643386U 1986-06-24 1986-06-24 Pending JPS632180U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9643386U JPS632180U (enrdf_load_stackoverflow) 1986-06-24 1986-06-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9643386U JPS632180U (enrdf_load_stackoverflow) 1986-06-24 1986-06-24

Publications (1)

Publication Number Publication Date
JPS632180U true JPS632180U (enrdf_load_stackoverflow) 1988-01-08

Family

ID=30962172

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9643386U Pending JPS632180U (enrdf_load_stackoverflow) 1986-06-24 1986-06-24

Country Status (1)

Country Link
JP (1) JPS632180U (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03505386A (ja) * 1988-04-19 1991-11-21 オーキッド，ワン，コーポレーション 封入型高輝度電子ビーム源およびシステム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935332U (enrdf_load_stackoverflow) * 1972-06-29 1974-03-28
JPS55144579A (en) * 1979-04-27 1980-11-11 Nec Corp Detector of underground buried material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4935332U (enrdf_load_stackoverflow) * 1972-06-29 1974-03-28
JPS55144579A (en) * 1979-04-27 1980-11-11 Nec Corp Detector of underground buried material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03505386A (ja) * 1988-04-19 1991-11-21 オーキッド，ワン，コーポレーション 封入型高輝度電子ビーム源およびシステム

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