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发明名称
Multiple contact lamp hanger
摘要
申请公布号
US2721982(A)
申请公布日期
1955.10.25
申请号
US19500184686
申请日期
1950.09.13
申请人
THE THOMPSON ELECTRIC COMPANY
发明人
FARRINGTON ROBERT K.;FARRINGTON THAYER B.;KURZENBERGER RICHARD F.
分类号
F21V21/38
主分类号
F21V21/38
代理机构
代理人
主权项
地址
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