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发明名称
Flasher type traffic signal
摘要
申请公布号
US2495098(A)
申请公布日期
1950.01.17
申请号
US19480011642
申请日期
1948.02.27
申请人
CLEVELAND STEEL PRODUCTS CORPORATION
发明人
GRISSINGER DANIEL D.
分类号
G08G1/095
主分类号
G08G1/095
代理机构
代理人
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地址
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