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发明名称
Improvements relating to electric plugs
摘要
申请公布号
GB701052(A)
申请公布日期
1953.12.16
申请号
GB19510009521
申请日期
1951.04.24
申请人
JOHN B. PIERCE FOUNDATION
发明人
O'BRIEN JOSEPH FRANCIS;CATALDO JOHN;VROOM KENNETH ELLSWORTH
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