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发明名称
Perfectionnement à l'entraînement par griffes des films dans les appareils projecteurs cinématographiques
摘要
申请公布号
FR895383(A)
申请公布日期
1945.01.23
申请号
FRD895383
申请日期
1943.02.26
申请人
SOCIETE ANONYME D'APPAREILLAGE RADIOELECTRIQUE
发明人
分类号
G03B1/22
主分类号
G03B1/22
代理机构
代理人
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地址
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