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发明名称
Incandescent electric lamps
摘要
申请公布号
US2784338(A)
申请公布日期
1957.03.05
申请号
US19550529655
申请日期
1955.08.22
申请人
SIEMENS ELECTRIC LAMPS AND SUPPLIES LIMITED
发明人
WOODWARD FRANK;HELM HUGH
分类号
H01K1/18
主分类号
H01K1/18
代理机构
代理人
主权项
地址
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