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发明名称
Manufacture of lead compounds
摘要
申请公布号
US2187749(A)
申请公布日期
1940.01.23
申请号
US19350028384
申请日期
1935.06.25
申请人
MARVIN METALS, INC.
发明人
MARVIN ORRIN F.
分类号
C01G21/00
主分类号
C01G21/00
代理机构
代理人
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