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发明名称
Procédé pour la projection des fonds et arrière-plans dans les prises de vues cinématographiques
摘要
申请公布号
FR816312(A)
申请公布日期
1937.08.05
申请号
FRD816312
申请日期
1937.01.14
申请人
OPTICOLOR AKTIENGESELLSCHAFT
发明人
分类号
G03B15/10
主分类号
G03B15/10
代理机构
代理人
主权项
地址
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