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发明名称
Dispositif de verrouillage empêchant une double exposition dans les appareils photographiques de prise de vues
摘要
申请公布号
FR1067133(A)
申请公布日期
1954.06.11
申请号
FRD1067133
申请日期
1952.11.26
申请人
发明人
SCHRADER GOETZ
分类号
G03B17/42
主分类号
G03B17/42
代理机构
代理人
主权项
地址
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