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公开(公告)号：US3046202A
公开(公告)日：1962-07-24
申请号：US66765257
申请日：1957-06-24
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor： HORNER CLIFFORD E , QUINN DONALD R , THAYER CHARLES E
IPC: H01J9/14
CPC classification number: H01J9/142
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