-
公开(公告)号：US2020718A
公开(公告)日：1935-11-12
申请号：US74600334
申请日：1934-09-28
Applicant: GEN ELECTRIC
Inventor： CORNELIS BOL , ADRIANUS LINNEMANS
IPC: H01J5/54
CPC classification number: H01J5/54
-
公开(公告)号：US1970519A
公开(公告)日：1934-08-14
申请号：US67568433
申请日：1933-06-14
Applicant: GEN ELECTRIC
Inventor： DORGELO EDUARD G , ADRIANUS LINNEMANS
IPC: H05B41/46
CPC classification number: H05B41/46
-
Search Results
2
records
(took 0.011 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
