-
公开(公告)号：US3143678A
公开(公告)日：1964-08-04
申请号：US15707661
申请日：1961-12-05
Applicant: HUGHES AIRCRAFT CO
Inventor： GILES CHARLES L
IPC: H01J41/06
CPC classification number: H01J41/06
Search Results
1
records
(took 0.008 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
