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发明名称
VIBRATION PICKUP
摘要
申请公布号
CA432278(A)
申请公布日期
1946.01.01
申请号
CAD432278
申请日期
申请人
CANADIAN WESTINGHOUSE COMPANY
发明人
KARL EHRGOTT;ARTHUR C. HAGG
分类号
主分类号
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代理人
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