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公开(公告)号：US3329854A
公开(公告)日：1967-07-04
申请号：US26301263
申请日：1963-03-05
Applicant: KOBE KOGYO CORP
Inventor： HIROHIDE MIWA , TAKAMASA SHIOJIRI
IPC: H01J47/08
CPC classification number: H01J47/08
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