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1.发明授权Three-pole circuit breaker for use in a single-phase panelboard for protecting a three-phase load 失效三相断路器用于单相电路板，用于保护三相负载
公开(公告)号：US3194908A
公开(公告)日：1965-07-13
申请号：US17007262
申请日：1962-01-31
Applicant: SQUARE D CO
Inventor： JOSEPH CLIFFORD
CPC classification number: H01H71/08 , H01H71/1009 , H01H2001/5861
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2.发明授权Two piece handle locking device each with portions interlockable with the other 失效两件式手柄锁定装置，每个都具有可互锁的部分
公开(公告)号：US3197581A
公开(公告)日：1965-07-27
申请号：US20041062
申请日：1962-06-06
Applicant: SQUARE D CO
Inventor： JOSEPH CLIFFORD
IPC: H01H9/28
CPC classification number: H01H9/286
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公开(公告)号：US3159048A
公开(公告)日：1964-12-01
申请号：US19637162
申请日：1962-05-21
Applicant: SQUARE D CO
Inventor： JOSEPH CLIFFORD
IPC: H01H71/10
CPC classification number: H01H71/1018 , H01H2071/1036 , Y10T74/20396 , Y10T74/20738 , Y10T74/20756
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