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发明名称
Erhöhen der Lebensdauer von Glühlampen
摘要
申请公布号
DE893942(T1)
申请公布日期
1999.10.07
申请号
DE19980113573T
申请日期
1998.07.20
申请人
ROSENWALD, JEFFREY A.
发明人
ROSENWALD, JEFFREY A.
分类号
H05B39/02;(IPC1-7):H05B39/02
主分类号
H05B39/02
代理机构
代理人
主权项
地址
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