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发明名称
摘要
申请公布号
FR2160917(B1)
申请公布日期
1977.12.30
申请号
FR19720041333
申请日期
1972.11.21
申请人
KAELIN JOSEPH
发明人
分类号
B01F3/04;C02F3/16;(IPC1-7):01F7/00;02C1/00
主分类号
B01F3/04
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