JPH0449889U - - Google Patents

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Publication number
JPH0449889U
JPH0449889U JP9202590U JP9202590U JPH0449889U JP H0449889 U JPH0449889 U JP H0449889U JP 9202590 U JP9202590 U JP 9202590U JP 9202590 U JP9202590 U JP 9202590U JP H0449889 U JPH0449889 U JP H0449889U
Authority
JP
Japan
Prior art keywords
underground
radar
rotating body
signal
receiver
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
JP9202590U
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 JP9202590U priority Critical patent/JPH0449889U/ja
Publication of JPH0449889U publication Critical patent/JPH0449889U/ja
Pending legal-status Critical Current

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Landscapes

  • Radar Systems Or Details Thereof (AREA)
JP9202590U 1990-08-31 1990-08-31 Pending JPH0449889U (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9202590U JPH0449889U (en]) 1990-08-31 1990-08-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9202590U JPH0449889U (en]) 1990-08-31 1990-08-31

Publications (1)

Publication Number Publication Date
JPH0449889U true JPH0449889U (en]) 1992-04-27

Family

ID=31828172

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9202590U Pending JPH0449889U (en]) 1990-08-31 1990-08-31

Country Status (1)

Country Link
JP (1) JPH0449889U (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011503597A (ja) * 2007-11-13 2011-01-27 シェクロン、クロード 物体、特に危険物を検出する装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58158576A (ja) * 1982-03-16 1983-09-20 Tokyo Gas Co Ltd 地中埋設管の探査方法
JPS61264277A (ja) * 1985-05-20 1986-11-22 Tokyo Gas Co Ltd 埋設物探査装置
JPS63305278A (ja) * 1987-06-08 1988-12-13 Mitsubishi Electric Corp 地中埋設物探査方式
JPH0285789A (ja) * 1988-05-27 1990-03-27 British Gas Plc 地中探知レーダ方法及び装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58158576A (ja) * 1982-03-16 1983-09-20 Tokyo Gas Co Ltd 地中埋設管の探査方法
JPS61264277A (ja) * 1985-05-20 1986-11-22 Tokyo Gas Co Ltd 埋設物探査装置
JPS63305278A (ja) * 1987-06-08 1988-12-13 Mitsubishi Electric Corp 地中埋設物探査方式
JPH0285789A (ja) * 1988-05-27 1990-03-27 British Gas Plc 地中探知レーダ方法及び装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011503597A (ja) * 2007-11-13 2011-01-27 シェクロン、クロード 物体、特に危険物を検出する装置

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