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发明名称
Tension reel for lighting fixture
摘要
申请公布号
US2794607(A)
申请公布日期
1957.06.04
申请号
US19540474709
申请日期
1954.12.13
申请人
NATHAN ROBBOY
发明人
ROBBOY NATHAN
分类号
F21V21/18
主分类号
F21V21/18
代理机构
代理人
主权项
地址
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