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公开(公告)号:US2680229A
公开(公告)日:1954-06-01
申请号:US5826848
申请日:1948-11-04
Applicant: INT STANDARD ELECTRIC CORP
Inventor: CHARLES LAMBERT DONOVAN ERNEST
IPC: H03C7/02
CPC classification number: H03C7/02
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公开(公告)号:US3104342A
公开(公告)日:1963-09-17
申请号:US84953059
申请日:1959-10-29
Applicant: INT STANDARD ELECTRIC CORP
Inventor: CHARLES LAMBERT DONOVAN ERNEST , HOUGHTON GROVER ERIC
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