-
公开(公告)号：US2851557A
公开(公告)日：1958-09-09
申请号：US35914453
申请日：1953-06-02
Applicant: ASEA AB
Inventor： BROR HANSSON , ZETTERSTEDT BERTIL C , LINDHOLM THORE D
CPC classification number: H01G2/14 , H01H85/0241
Search Results
1
records
(took 0.008 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
