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发明名称
LOOP DETECTOR
摘要
申请公布号
US3436725(A)
申请公布日期
1969.04.01
申请号
USD3436725
申请日期
1966.01.03
申请人
CROUSE HINDS CO.
发明人
WALTER R. SPOFFORD;MORTON G. DAVIS
分类号
G08G1/042
主分类号
G08G1/042
代理机构
代理人
主权项
地址
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