-
1.Device for starting alternating-electric-current induction-motors. 失效
Title translation: 用于启动交流电流感应电动机的装置。公开(公告)号:US694105A
公开(公告)日:1902-02-25
申请号:US1899741971
申请日:1899-12-29
Applicant: ASEA AB
Inventor: LINDSTROEM KARL ARVID
CPC classification number: H02P25/26