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经营范围
发明名称
Bildwerfer
摘要
申请公布号
DE666536(C)
申请公布日期
1939.05.08
申请号
DENDATB173481D
申请日期
申请人
MARIA BRESSER GEB. HOCHEGGER
发明人
分类号
G03B33/00
主分类号
G03B33/00
代理机构
代理人
主权项
地址
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