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发明名称
Vorrichtung zur Herstellung von Reflektoren mit auf einer Glasform niedergeschlagener Silberschicht mit verstaerkender Rueckenschicht
摘要
申请公布号
DE641873(C)
申请公布日期
1937.02.16
申请号
DE1935B170396D
申请日期
1935.07.13
申请人
BAUSCH & LOMB OPTICAL CO.
发明人
分类号
F21V7/22
主分类号
F21V7/22
代理机构
代理人
主权项
地址
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