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发明名称
Manufacture of metallic fume
摘要
申请公布号
US2065218(A)
申请公布日期
1936.12.22
申请号
US19310537059
申请日期
1931.05.13
申请人
NATIONAL LEAD COMPANY
发明人
GARESCHE CLAUDE F.
分类号
C01G21/02
主分类号
C01G21/02
代理机构
代理人
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