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发明名称
Tube de braun à garnitures de paroi
摘要
申请公布号
FR874888(A)
申请公布日期
1942.08.28
申请号
FRD874888
申请日期
1941.08.26
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
G21C19/02;G21C19/06;G21C19/20;H01J29/88
主分类号
G21C19/02
代理机构
代理人
主权项
地址
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