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经营范围
发明名称
Nouvelles compositions vitreuses transparentes et leur application aux scellements
摘要
申请公布号
FR821794(A)
申请公布日期
1937.12.13
申请号
FRD821794
申请日期
1937.05.13
申请人
COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON
发明人
分类号
C03C27/02
主分类号
C03C27/02
代理机构
代理人
主权项
地址
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