-
公开(公告)号：US2853639A
公开(公告)日：1958-09-23
申请号：US56788556
申请日：1956-02-27
Applicant: WESTINGHOUSE ELECTRIC CORP
Inventor： KNOCHEL WILLIAM J , COX GLENN L
IPC: H01J29/84
CPC classification number: H01J29/845
Search Results
31
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
