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发明名称
Bouton additionnel de recouvrement pour boutons rotatifs d'appareils photographiques
摘要
申请公布号
FR1058177(A)
申请公布日期
1954.03.15
申请号
FRD1058177
申请日期
1952.06.10
申请人
FRANKE & HEIDECKE FABRIK PHOTOGR. PRAZISIONS-APPARATE
发明人
分类号
G03B19/04
主分类号
G03B19/04
代理机构
代理人
主权项
地址
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