JPH0650769Y2 - マンホール蓋の探傷装置 - Google Patents

マンホール蓋の探傷装置

Info

Publication number
JPH0650769Y2
JPH0650769Y2 JP13438089U JP13438089U JPH0650769Y2 JP H0650769 Y2 JPH0650769 Y2 JP H0650769Y2 JP 13438089 U JP13438089 U JP 13438089U JP 13438089 U JP13438089 U JP 13438089U JP H0650769 Y2 JPH0650769 Y2 JP H0650769Y2
Authority
JP
Japan
Prior art keywords
manhole cover
boom
tip
manhole
flaw detector
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.)
Expired - Lifetime
Application number
JP13438089U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0374356U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
健弘 鈴木
廣 糸井
俊克 阿部
Original Assignee
株式会社土井製作所
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 株式会社土井製作所 filed Critical 株式会社土井製作所
Priority to JP13438089U priority Critical patent/JPH0650769Y2/ja
Publication of JPH0374356U publication Critical patent/JPH0374356U/ja
Application granted granted Critical
Publication of JPH0650769Y2 publication Critical patent/JPH0650769Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP13438089U 1989-11-21 1989-11-21 マンホール蓋の探傷装置 Expired - Lifetime JPH0650769Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13438089U JPH0650769Y2 (ja) 1989-11-21 1989-11-21 マンホール蓋の探傷装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13438089U JPH0650769Y2 (ja) 1989-11-21 1989-11-21 マンホール蓋の探傷装置

Publications (2)

Publication Number Publication Date
JPH0374356U JPH0374356U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-07-25
JPH0650769Y2 true JPH0650769Y2 (ja) 1994-12-21

Family

ID=31681720

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13438089U Expired - Lifetime JPH0650769Y2 (ja) 1989-11-21 1989-11-21 マンホール蓋の探傷装置

Country Status (1)

Country Link
JP (1) JPH0650769Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4610921B2 (ja) * 2004-03-31 2011-01-12 関兼次刃物株式会社 包丁

Also Published As

Publication number Publication date
JPH0374356U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-07-25

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