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发明名称
Lamp shade
摘要
申请公布号
US2898451(A)
申请公布日期
1959.08.04
申请号
US19570678076
申请日期
1957.08.14
申请人
"HALA" NEDERLANDSCHE LAMPENFABRIEK N.V.
发明人
BUSQUET HERMAN TH. J. A.
分类号
F21V1/00
主分类号
F21V1/00
代理机构
代理人
主权项
地址
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