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发明名称
Tonfilmprojektor
摘要
申请公布号
DE1090089(B)
申请公布日期
1960.09.29
申请号
DE1957S052902
申请日期
1957.03.28
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
KRONENBERGER HEINZ;LOHMANN ADALBERT
分类号
G03B31/00
主分类号
G03B31/00
代理机构
代理人
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地址
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