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发明名称
ORE SAMPLE OBTAINING APPARATUS
摘要
申请公布号
CA377334(A)
申请公布日期
1938.10.25
申请号
CAD377334
申请日期
申请人
CHILION L. HERVEY;MARTIN C. A. RIEDEL
发明人
CHILION L. HERVEY;MARTIN C. A. RIEDEL
分类号
主分类号
代理机构
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