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发明名称
RECESSED LIGHTING EQUIPMENT
摘要
申请公布号
CA470186(A)
申请公布日期
1950.12.19
申请号
CAD470186
申请日期
申请人
HOLOPHANE COMPANY
发明人
KURT FRANCK;VEARL WINCE
分类号
主分类号
代理机构
代理人
主权项
地址
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