JPS5914557Y2 - 掘削用ビツト - Google Patents

掘削用ビツト

Info

Publication number
JPS5914557Y2
JPS5914557Y2 JP10510979U JP10510979U JPS5914557Y2 JP S5914557 Y2 JPS5914557 Y2 JP S5914557Y2 JP 10510979 U JP10510979 U JP 10510979U JP 10510979 U JP10510979 U JP 10510979U JP S5914557 Y2 JPS5914557 Y2 JP S5914557Y2
Authority
JP
Japan
Prior art keywords
drilling bit
bit
tip
cutting
milling powder
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
Application number
JP10510979U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5625792U (enrdf_load_stackoverflow
Inventor
正栄 菅田
勇喜男 田中
Original Assignee
東芝タンガロイ株式会社
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 東芝タンガロイ株式会社 filed Critical 東芝タンガロイ株式会社
Priority to JP10510979U priority Critical patent/JPS5914557Y2/ja
Publication of JPS5625792U publication Critical patent/JPS5625792U/ja
Application granted granted Critical
Publication of JPS5914557Y2 publication Critical patent/JPS5914557Y2/ja
Expired legal-status Critical Current

Links

JP10510979U 1979-07-30 1979-07-30 掘削用ビツト Expired JPS5914557Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10510979U JPS5914557Y2 (ja) 1979-07-30 1979-07-30 掘削用ビツト

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10510979U JPS5914557Y2 (ja) 1979-07-30 1979-07-30 掘削用ビツト

Publications (2)

Publication Number Publication Date
JPS5625792U JPS5625792U (enrdf_load_stackoverflow) 1981-03-09
JPS5914557Y2 true JPS5914557Y2 (ja) 1984-04-27

Family

ID=29337774

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10510979U Expired JPS5914557Y2 (ja) 1979-07-30 1979-07-30 掘削用ビツト

Country Status (1)

Country Link
JP (1) JPS5914557Y2 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6235749U (enrdf_load_stackoverflow) * 1985-08-20 1987-03-03

Also Published As

Publication number Publication date
JPS5625792U (enrdf_load_stackoverflow) 1981-03-09

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