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发明名称
Collapsible lamps
摘要
申请公布号
US2792491(A)
申请公布日期
1957.05.14
申请号
US19550490207
申请日期
1955.02.24
申请人
PAUL RAND
发明人
RAND PAUL
分类号
F21V1/06
主分类号
F21V1/06
代理机构
代理人
主权项
地址
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