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发明名称
Signal lamp
摘要
申请公布号
US2221483(A)
申请公布日期
1940.11.12
申请号
US19370140241
申请日期
1937.05.01
申请人
KENNELLY JEREMIAH D
发明人
KENNELLY JEREMIAH D.
分类号
B61L5/18;F21V21/00
主分类号
B61L5/18
代理机构
代理人
主权项
地址
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