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发明名称
Film-drawing device for cinematographic apparatus
摘要
申请公布号
US1906186(A)
申请公布日期
1933.04.25
申请号
US19290356583
申请日期
1929.04.19
申请人
SOCIETE DES ETABLISSEMENTS GAUMONT
发明人
DEVILLE ETIENNE SAINTE CLAIRE
分类号
G03B1/18
主分类号
G03B1/18
代理机构
代理人
主权项
地址
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