-
公开(公告)号：US3121181A
公开(公告)日：1964-02-11
申请号：US3749860
申请日：1960-06-20
Applicant: PHILIPS CORP
Inventor： BARNEVELD EVERT JAN VAN , JOHANNES LEMMENS HENDRIKUS , MARIA VRIJSSE GERARDUS ARNOLDU , HENDRIK BUDGEN , ROOSM JOHANNES HENDRIKUS THEOD , ESDONK JOHANNES VAN
IPC: H01J29/50
CPC classification number: H01J29/50 , H01J2229/507
Search Results
1
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
