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发明名称
Warning signal conversion kit for standard flashlights
摘要
申请公布号
US2456685(A)
申请公布日期
1948.12.21
申请号
US19460709705
申请日期
1946.11.14
申请人
EDWARD J. HERRMANN
发明人
DELMOTTE CYRIL J.
分类号
B60Q1/50
主分类号
B60Q1/50
代理机构
代理人
主权项
地址
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