-
公开(公告)号：US1701357A
公开(公告)日：1929-02-05
申请号：US69008624
申请日：1924-02-01
Applicant: GEN ELECTRIC
Inventor： BUTLER HENRY E
IPC: H02J13/00
CPC classification number: H02J13/00
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公开(公告)号：US1620518A
公开(公告)日：1927-03-08
申请号：US9888826
申请日：1926-03-31
Applicant: GEN ELECTRIC
Inventor： BUTLER HENRY E
IPC: H01R33/00
CPC classification number: H01R33/00
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