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发明名称
Perfectionnements aux concasseurs
摘要
申请公布号
FR1311282(A)
申请公布日期
1962.12.07
申请号
FR19613804409
申请日期
1961.10.23
申请人
ETABLISSEMENTS NEYRPIC
发明人
分类号
B02C2/06
主分类号
B02C2/06
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代理人
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