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发明名称
Vorrichtung zum Ausfuehren des Verfahrens
摘要
申请公布号
DE576219(C)
申请公布日期
1933.05.08
申请号
DED576219D
申请日期
1930.08.28
申请人
SOCIETE ANONYME QUARTZ & SILICE
发明人
分类号
C03B9/34
主分类号
C03B9/34
代理机构
代理人
主权项
地址
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