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发明名称
PHOTOGRAPHIC APPARATUS
摘要
申请公布号
GB1218639(A)
申请公布日期
1971.01.06
申请号
GB19680052395
申请日期
1968.11.05
申请人
VEB PENTACON DRESDEN KAMARA-UND KINOWERKE
发明人
KURT LANGNAU
分类号
G03B7/16
主分类号
G03B7/16
代理机构
代理人
主权项
地址
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