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发明名称
Electric lighting system
摘要
申请公布号
US2172903(A)
申请公布日期
1939.09.12
申请号
US19370165597
申请日期
1937.09.24
申请人
CHARPING PAUL M
发明人
CHARPING PAUL M.
分类号
B60Q11/00
主分类号
B60Q11/00
代理机构
代理人
主权项
地址
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