-
公开(公告)号：US2573746A
公开(公告)日：1951-11-06
申请号：US62673845
申请日：1945-11-05
Applicant: HONORARY ADVISORY COUNCIL SCI
Inventor： HERIOT WATSON WILLIAM , WILMOT GUPTILL ERNEST
IPC: H01Q21/00
CPC classification number: H01Q21/005
Search Results
1
records
(took 0.009 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
