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发明名称
Phare pour la production d'une bande lumineuse
摘要
申请公布号
FR885613(A)
申请公布日期
1943.09.21
申请号
FRD885613
申请日期
1942.09.01
申请人
发明人
DIETRICH FRIEDRICH RICHARD
分类号
G02B19/00
主分类号
G02B19/00
代理机构
代理人
主权项
地址
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