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经营范围
发明名称
OPTICAL CROWN GLASS
摘要
申请公布号
US3510325(A)
申请公布日期
1970.05.05
申请号
USD3510325
申请日期
1965.08.10
申请人
FA. ERNST LEITZ GMBH.
发明人
HEINZ BROEMER;NORBERT MEINERT
分类号
C03C3/064;C03C3/068;C03C3/15;C03C3/155;(IPC1-7):C03C3/08;C03C3/14
主分类号
C03C3/064
代理机构
代理人
主权项
地址
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