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发明名称
Process for securing compounds of lead
摘要
申请公布号
US1958699(A)
申请公布日期
1934.05.15
申请号
US19310543821
申请日期
1931.06.12
申请人
PAUL GAMICHON
发明人
GAMICHON PAUL
分类号
C01G21/00
主分类号
C01G21/00
代理机构
代理人
主权项
地址
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