JPS6142721Y2 - - Google Patents

Info

Publication number
JPS6142721Y2
JPS6142721Y2 JP7166882U JP7166882U JPS6142721Y2 JP S6142721 Y2 JPS6142721 Y2 JP S6142721Y2 JP 7166882 U JP7166882 U JP 7166882U JP 7166882 U JP7166882 U JP 7166882U JP S6142721 Y2 JPS6142721 Y2 JP S6142721Y2
Authority
JP
Japan
Prior art keywords
center
conical surface
high hardness
hardness materials
base metal
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
JP7166882U
Other languages
English (en)
Japanese (ja)
Other versions
JPS58173403U (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 JP7166882U priority Critical patent/JPS58173403U/ja
Publication of JPS58173403U publication Critical patent/JPS58173403U/ja
Application granted granted Critical
Publication of JPS6142721Y2 publication Critical patent/JPS6142721Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Turning (AREA)
JP7166882U 1982-05-17 1982-05-17 センタ Granted JPS58173403U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7166882U JPS58173403U (ja) 1982-05-17 1982-05-17 センタ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7166882U JPS58173403U (ja) 1982-05-17 1982-05-17 センタ

Publications (2)

Publication Number Publication Date
JPS58173403U JPS58173403U (ja) 1983-11-19
JPS6142721Y2 true JPS6142721Y2 (enrdf_load_stackoverflow) 1986-12-04

Family

ID=30081270

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7166882U Granted JPS58173403U (ja) 1982-05-17 1982-05-17 センタ

Country Status (1)

Country Link
JP (1) JPS58173403U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS58173403U (ja) 1983-11-19

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