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发明名称
PROXIMITY RESPONSIVE DEVICE
摘要
申请公布号
CA726826(A)
申请公布日期
1966.01.25
申请号
CAD726826
申请日期
申请人
CUTLER-HAMMER
发明人
ROBERT W. SPINK;WALTHER RICHTER;MERLE R. SWINEHART;RICHARD J. BYRNES
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主分类号
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