Patent search ap:("GEN ELECTRIC") AND inv:"BRAND ROBERT A" Page 1

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发明授权
Control system 失效

公开(公告)号：US2607908A

公开(公告)日：1952-08-19

申请号：US7221449

申请日：1949-01-22

Applicant: GEN ELECTRIC

Inventor： EDWARDS MARTIN A , BRAND ROBERT A

IPC: H02P7/34 , H02P29/00

CPC classification number: H02P7/347 , H02P29/40

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