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发明名称
Perfectionnements aux verres opalins photosensibles
摘要
申请公布号
FR1034184(A)
申请公布日期
1953.07.20
申请号
FRD1034184
申请日期
1951.03.20
申请人
CORNING GLASS WORKS
发明人
分类号
C03C3/112;C03C3/118;C03C4/00;C03C4/02;C03C4/04;C03C14/00
主分类号
C03C3/112
代理机构
代理人
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地址
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