JPS61169191U - - Google Patents

Info

Publication number
JPS61169191U
JPS61169191U JP19716885U JP19716885U JPS61169191U JP S61169191 U JPS61169191 U JP S61169191U JP 19716885 U JP19716885 U JP 19716885U JP 19716885 U JP19716885 U JP 19716885U JP S61169191 U JPS61169191 U JP S61169191U
Authority
JP
Japan
Prior art keywords
base metal
head
layer
cutting bit
hard blade
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.)
Granted
Application number
JP19716885U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6323507Y2 (enrdf_load_html_response
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 JP1985197168U priority Critical patent/JPS6323507Y2/ja
Publication of JPS61169191U publication Critical patent/JPS61169191U/ja
Application granted granted Critical
Publication of JPS6323507Y2 publication Critical patent/JPS6323507Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1985197168U 1985-12-21 1985-12-21 Expired JPS6323507Y2 (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985197168U JPS6323507Y2 (enrdf_load_html_response) 1985-12-21 1985-12-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985197168U JPS6323507Y2 (enrdf_load_html_response) 1985-12-21 1985-12-21

Publications (2)

Publication Number Publication Date
JPS61169191U true JPS61169191U (enrdf_load_html_response) 1986-10-20
JPS6323507Y2 JPS6323507Y2 (enrdf_load_html_response) 1988-06-28

Family

ID=30755266

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985197168U Expired JPS6323507Y2 (enrdf_load_html_response) 1985-12-21 1985-12-21

Country Status (1)

Country Link
JP (1) JPS6323507Y2 (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018021367A (ja) * 2016-08-03 2018-02-08 株式会社奥村組 掘削機用ローラカッタおよびそれを備える掘削機

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59173478A (ja) * 1983-03-18 1984-10-01 株式会社　利根ボ−リング 掘削用ビツト及びその製造方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59173478A (ja) * 1983-03-18 1984-10-01 株式会社　利根ボ−リング 掘削用ビツト及びその製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018021367A (ja) * 2016-08-03 2018-02-08 株式会社奥村組 掘削機用ローラカッタおよびそれを備える掘削機

Also Published As

Publication number Publication date
JPS6323507Y2 (enrdf_load_html_response) 1988-06-28

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