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发明名称
Procédé pour la fusion de verres optiques incolores
摘要
申请公布号
FR1142098(A)
申请公布日期
1957.09.13
申请号
FRD1142098
申请日期
1956.02.10
申请人
ERNST LEITZ G.M.B.H.
发明人
分类号
C03C3/19;C03C3/21
主分类号
C03C3/19
代理机构
代理人
主权项
地址
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