-
公开(公告)号：US2887606A
公开(公告)日：1959-05-19
申请号：US36136453
申请日：1953-06-12
Applicant: PHILIPS CORP
Inventor： GESINUS DIEMER , JOHANNES LEMMENS HENDRIKUS
CPC classification number: H01J21/065 , H01J21/36
Search Results
31
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
