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公开(公告)号：US3396053A
公开(公告)日：1968-08-06
申请号：US41534464
申请日：1964-12-02
Applicant: MATSUSHITA ELECTRONICS CORP
Inventor： TAMOTSU TOJO
IPC: H01J29/45
CPC classification number: H01J9/233 , H01J29/45 , H01J29/456 , Y10T428/31678
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