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经营范围
发明名称
Improvements in or relating to photographic cameras with interchangeable light hood or attachment
摘要
申请公布号
GB826032(A)
申请公布日期
1959.12.23
申请号
GB19560016716
申请日期
1956.05.30
申请人
REINHOLD HEIDECKE;HORST FRANKE
发明人
分类号
G03B19/12
主分类号
G03B19/12
代理机构
代理人
主权项
地址
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