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发明名称
Lampenschirmherstellung
摘要
申请公布号
DE662017(C)
申请公布日期
1938.07.02
申请号
DE1937H150337D
申请日期
1937.01.23
申请人
FRITZ HERRMANN
发明人
HERRMANN FRITZ
分类号
F21V1/02
主分类号
F21V1/02
代理机构
代理人
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地址
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