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公开(公告)号：US2775722A
公开(公告)日：1956-12-25
申请号：US34748653
申请日：1953-04-08
Applicant: INT STANDARD ELECTRIC CORP
Inventor： WILLIAM BECK ARNOLD HUGH , MEIRION JACKSON THOMAS , JOHN LYTOLLIS
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公开(公告)号：US2898502A
公开(公告)日：1959-08-04
申请号：US58259656
申请日：1956-05-03
Applicant: INT STANDARD ELECTRIC CORP
Inventor： WILLIAM BECK ARNOLD HUGH , MEIRION JACKSON THOMAS , JOHN LYTOLLIS
IPC: H01J17/30
CPC classification number: H01J17/30
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公开(公告)号：US2843782A
公开(公告)日：1958-07-15
申请号：US45203454
申请日：1954-08-25
Applicant: INT STANDARD ELECTRIC CORP
Inventor： WILLIAM BECK ARNOLD HUGH , MEIRION JACKSON THOMAS , JOHN LYTOLLIS
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