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发明名称
Dispositif pour la mise en pratique d'un procédé pour la fusion du verre en employant des sels alcalins ou autres matières analogues facilement fusibles à l'exception des chlorures
摘要
申请公布号
FR675519(A)
申请公布日期
1930.02.11
申请号
FRD675519
申请日期
1929.05.22
申请人
发明人
KEPPELER GUSTAV
分类号
C03B1/02;C03B3/02;C03B5/12;C03B5/16
主分类号
C03B1/02
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代理人
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