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经营范围
发明名称
ELECTRIC LAMP WITH CURRENT BRIDGE
摘要
申请公布号
CA505487(A)
申请公布日期
1954.08.31
申请号
CAD505487
申请日期
申请人
LUMALAMPAN AKTIEBOLAG
发明人
SELFRID G. OHLUND
分类号
主分类号
代理机构
代理人
主权项
地址
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