JPS62200788U - - Google Patents

Info

Publication number
JPS62200788U
JPS62200788U JP8776186U JP8776186U JPS62200788U JP S62200788 U JPS62200788 U JP S62200788U JP 8776186 U JP8776186 U JP 8776186U JP 8776186 U JP8776186 U JP 8776186U JP S62200788 U JPS62200788 U JP S62200788U
Authority
JP
Japan
Prior art keywords
cutting edge
excavation tool
inclined surface
tip
attached
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
JP8776186U
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 JP8776186U priority Critical patent/JPS62200788U/ja
Publication of JPS62200788U publication Critical patent/JPS62200788U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP8776186U 1986-06-11 1986-06-11 Pending JPS62200788U (US20100056889A1-20100304-C00004.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8776186U JPS62200788U (US20100056889A1-20100304-C00004.png) 1986-06-11 1986-06-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8776186U JPS62200788U (US20100056889A1-20100304-C00004.png) 1986-06-11 1986-06-11

Publications (1)

Publication Number Publication Date
JPS62200788U true JPS62200788U (US20100056889A1-20100304-C00004.png) 1987-12-21

Family

ID=30945260

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8776186U Pending JPS62200788U (US20100056889A1-20100304-C00004.png) 1986-06-11 1986-06-11

Country Status (1)

Country Link
JP (1) JPS62200788U (US20100056889A1-20100304-C00004.png)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS502103B1 (US20100056889A1-20100304-C00004.png) * 1970-10-13 1975-01-23
JPS615194A (ja) * 1984-02-09 1986-01-10 日本タングステン株式会社 ア−スオ−ガ−ビツト

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS502103B1 (US20100056889A1-20100304-C00004.png) * 1970-10-13 1975-01-23
JPS615194A (ja) * 1984-02-09 1986-01-10 日本タングステン株式会社 ア−スオ−ガ−ビツト

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