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发明名称
Gegenlichtblende
摘要
申请公布号
CH446877(A)
申请公布日期
1967.11.15
申请号
CH19660013806
申请日期
1966.09.21
申请人
JOS. SCHNEIDER & CO., OPTISCHE WERKE
发明人
SCHACKERT,HEINZ;EBERHARDT,ANTON
分类号
G03B17/12;(IPC1-7):G03B11/04
主分类号
G03B17/12
代理机构
代理人
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地址
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