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发明名称
Luminous baton
摘要
申请公布号
US2362131(A)
申请公布日期
1944.11.07
申请号
US19420468607
申请日期
1942.12.11
申请人
SIGNAL SERVICE CORPORATION
发明人
JR. JOHN C. HAGGART,
分类号
G08G1/09
主分类号
G08G1/09
代理机构
代理人
主权项
地址
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