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发明名称
Optisches System mit einer Lichtquelle und mehreren Signalfeuern
摘要
申请公布号
DE579612(C)
申请公布日期
1933.06.29
申请号
DE1932M118857D
申请日期
1932.02.23
申请人
ANTOINE ANDRE MAILLET
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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