JPS521684Y2 - - Google Patents

Info

Publication number
JPS521684Y2
JPS521684Y2 JP13255972U JP13255972U JPS521684Y2 JP S521684 Y2 JPS521684 Y2 JP S521684Y2 JP 13255972 U JP13255972 U JP 13255972U JP 13255972 U JP13255972 U JP 13255972U JP S521684 Y2 JPS521684 Y2 JP S521684Y2
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
JP13255972U
Other languages
Japanese (ja)
Other versions
JPS4987601U (enrdf_load_stackoverflow
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 JP13255972U priority Critical patent/JPS521684Y2/ja
Publication of JPS4987601U publication Critical patent/JPS4987601U/ja
Application granted granted Critical
Publication of JPS521684Y2 publication Critical patent/JPS521684Y2/ja
Expired legal-status Critical Current

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  • Earth Drilling (AREA)
JP13255972U 1972-11-17 1972-11-17 Expired JPS521684Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13255972U JPS521684Y2 (enrdf_load_stackoverflow) 1972-11-17 1972-11-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13255972U JPS521684Y2 (enrdf_load_stackoverflow) 1972-11-17 1972-11-17

Publications (2)

Publication Number Publication Date
JPS4987601U JPS4987601U (enrdf_load_stackoverflow) 1974-07-30
JPS521684Y2 true JPS521684Y2 (enrdf_load_stackoverflow) 1977-01-14

Family

ID=28395973

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13255972U Expired JPS521684Y2 (enrdf_load_stackoverflow) 1972-11-17 1972-11-17

Country Status (1)

Country Link
JP (1) JPS521684Y2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017066807A (ja) * 2015-10-01 2017-04-06 Ｊｆｅスチール株式会社 油圧シリンダ式拡大ヘッド

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH067416B2 (ja) * 1985-09-12 1994-01-26 シャープ株式会社 磁気記録再生装置
JPS62233396A (ja) * 1986-04-01 1987-10-13 株式会社春日産業 ヒュ−ム管等の埋設工法用拡底掘削装置
JP5022871B2 (ja) * 2007-11-20 2012-09-12 前田製管株式会社 既製杭埋め込み用掘削ヘッド

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017066807A (ja) * 2015-10-01 2017-04-06 Ｊｆｅスチール株式会社 油圧シリンダ式拡大ヘッド

Also Published As

Publication number Publication date
JPS4987601U (enrdf_load_stackoverflow) 1974-07-30

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