-
公开(公告)号：US3327148A
公开(公告)日：1967-06-20
申请号：US42613265
申请日：1965-01-18
Applicant: PHILIPS CORP
Inventor： WHITE SMITH NORMAN WILLIAM
IPC: H01J3/02
CPC classification number: H01J3/029
Search Results
1
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
