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发明名称
Verfahren und Form zum Fertigblasen von Rohformlingen aus Quarz
摘要
申请公布号
DE540940(C)
申请公布日期
1932.01.07
申请号
DED540940D
申请日期
1930.04.10
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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