JPS63141328U - - Google Patents

Info

Publication number
JPS63141328U
JPS63141328U JP3399487U JP3399487U JPS63141328U JP S63141328 U JPS63141328 U JP S63141328U JP 3399487 U JP3399487 U JP 3399487U JP 3399487 U JP3399487 U JP 3399487U JP S63141328 U JPS63141328 U JP S63141328U
Authority
JP
Japan
Prior art keywords
groove
roller
width smaller
intersects
grooves
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
JP3399487U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0512494Y2 (fr
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 JP1987033994U priority Critical patent/JPH0512494Y2/ja
Publication of JPS63141328U publication Critical patent/JPS63141328U/ja
Application granted granted Critical
Publication of JPH0512494Y2 publication Critical patent/JPH0512494Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP1987033994U 1987-03-09 1987-03-09 Expired - Lifetime JPH0512494Y2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987033994U JPH0512494Y2 (fr) 1987-03-09 1987-03-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987033994U JPH0512494Y2 (fr) 1987-03-09 1987-03-09

Publications (2)

Publication Number Publication Date
JPS63141328U true JPS63141328U (fr) 1988-09-19
JPH0512494Y2 JPH0512494Y2 (fr) 1993-03-31

Family

ID=30842122

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987033994U Expired - Lifetime JPH0512494Y2 (fr) 1987-03-09 1987-03-09

Country Status (1)

Country Link
JP (1) JPH0512494Y2 (fr)

Also Published As

Publication number Publication date
JPH0512494Y2 (fr) 1993-03-31

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