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发明名称
CIRCUIT BREAKER
摘要
申请公布号
CA385778(A)
申请公布日期
1939.12.19
申请号
CAD385778
申请日期
申请人
SQUARE D. COMPANY
发明人
JOHN GRANT JACKSON
分类号
主分类号
代理机构
代理人
主权项
地址
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