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经营范围
发明名称
Artificial plagioclase compound
摘要
申请公布号
US1759919(A)
申请公布日期
1930.05.27
申请号
US19270239010
申请日期
1927.12.09
申请人
FELIX SINGER
发明人
SINGER FELIX
分类号
C01B33/26
主分类号
C01B33/26
代理机构
代理人
主权项
地址
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