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发明名称
METHOD OF MODIFICATION OF CALCIUM CARBONATE INTENDED FOR MANUFACTURE OF TOOTH PASTES
摘要
申请公布号
PL123041(B1)
申请公布日期
1982.09.30
申请号
PL19790217671
申请日期
1979.08.08
申请人
发明人
分类号
C01F;C01F11/18;(IPC1-7):C01F11/18
主分类号
C01F
代理机构
代理人
主权项
地址
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