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发明名称
Obturateur en forme de tambour avec volet de protection contre l'incendie pour appareils cinématographiques
摘要
申请公布号
FR696058(A)
申请公布日期
1930.12.26
申请号
FRD696058
申请日期
1930.05.24
申请人
ZEISS-IKON AKTIENGESELLSCHAFT
发明人
分类号
G03B9/10
主分类号
G03B9/10
代理机构
代理人
主权项
地址
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