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发明名称
An Apparatus for Detecting Crossing of a Boundary by a Subject
摘要
申请公布号
GB1185265(A)
申请公布日期
1970.03.25
申请号
GB19680022306
申请日期
1968.05.10
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
分类号
G08B13/20
主分类号
G08B13/20
代理机构
代理人
主权项
地址
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