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发明名称
Appareil photographique à capuchon de visée dépliable en vue de l'examen de l'image de visée
摘要
申请公布号
FR777438(A)
申请公布日期
1935.02.20
申请号
FRD777438
申请日期
1934.08.17
申请人
发明人
FRANKE PAUL;HEIDECKE REINHOLD
分类号
G03B13/20
主分类号
G03B13/20
代理机构
代理人
主权项
地址
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