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发明名称
PENCIL LEAD
摘要
申请公布号
JPH05179189(A)
申请公布日期
1993.07.20
申请号
JP19910359805
申请日期
1991.12.27
申请人
PILOT PRECISION CO LTD
发明人
INUI TARO
分类号
C09D13/00
主分类号
C09D13/00
代理机构
代理人
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