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经营范围
发明名称
Herstellung von sauerstofffreiem Argon bzw. von argonreichen sauerstofffreien Gasgemischen
摘要
申请公布号
DE579142(C)
申请公布日期
1933.06.21
申请号
DE1932B154426D
申请日期
1932.02.17
申请人
BOZEL-MALETRA SOCIETE INDUSTRIELLE DE PRODUITS CHIMIQUES
发明人
分类号
C01B23/00
主分类号
C01B23/00
代理机构
代理人
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