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经营范围
发明名称
GRINDING STONE
摘要
申请公布号
JPS52115493(A)
申请公布日期
1977.09.28
申请号
JP19760032025
申请日期
1976.03.25
申请人
MITSUI KENSAKU TOISHI KK
发明人
NAKAJIMA MINORU
分类号
B24D3/12;B24D3/04
主分类号
B24D3/12
代理机构
代理人
主权项
地址
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