JPH0447680U - - Google Patents

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Publication number
JPH0447680U
JPH0447680U JP9040490U JP9040490U JPH0447680U JP H0447680 U JPH0447680 U JP H0447680U JP 9040490 U JP9040490 U JP 9040490U JP 9040490 U JP9040490 U JP 9040490U JP H0447680 U JPH0447680 U JP H0447680U
Authority
JP
Japan
Prior art keywords
radar
underground
signal
receiver
rotary
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
JP9040490U
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 JP9040490U priority Critical patent/JPH0447680U/ja
Publication of JPH0447680U publication Critical patent/JPH0447680U/ja
Pending legal-status Critical Current

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  • Radar Systems Or Details Thereof (AREA)
JP9040490U 1990-08-29 1990-08-29 Pending JPH0447680U (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9040490U JPH0447680U (cs) 1990-08-29 1990-08-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9040490U JPH0447680U (cs) 1990-08-29 1990-08-29

Publications (1)

Publication Number Publication Date
JPH0447680U true JPH0447680U (cs) 1992-04-22

Family

ID=31825129

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9040490U Pending JPH0447680U (cs) 1990-08-29 1990-08-29

Country Status (1)

Country Link
JP (1) JPH0447680U (cs)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012215500A (ja) * 2011-04-01 2012-11-08 Hitachi Engineering & Services Co Ltd 埋設物探査方法および埋設物探査装置
JP2012215501A (ja) * 2011-04-01 2012-11-08 Hitachi Engineering & Services Co Ltd 埋設物探査方法および埋設物探査装置

Citations (1)

* 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

Patent Citations (1)

* 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012215500A (ja) * 2011-04-01 2012-11-08 Hitachi Engineering & Services Co Ltd 埋設物探査方法および埋設物探査装置
JP2012215501A (ja) * 2011-04-01 2012-11-08 Hitachi Engineering & Services Co Ltd 埋設物探査方法および埋設物探査装置

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