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发明名称
Safety exit light
摘要
申请公布号
US1946570(A)
申请公布日期
1934.02.13
申请号
US19300485380
申请日期
1930.09.30
申请人
CLAYTON J. HEERMANCE
发明人
BEIDLER FORD ELLIOTT
分类号
H01K9/06
主分类号
H01K9/06
代理机构
代理人
主权项
地址
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