-
公开(公告)号：US2087735A
公开(公告)日：1937-07-20
申请号：US10431236
申请日：1936-10-06
Applicant: GEN ELECTRIC
Inventor： MARCELLO PIRANI , ROBERT ROMPE , WOLFANG THOURET
IPC: H01J61/86
CPC classification number: H01J61/86
Search Results
1
records
(took 0.016 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
