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公开(公告)号:US1899595A
公开(公告)日:1933-02-28
申请号:US53390031
申请日:1931-12-30
Applicant: GEN ELECTRIC
Inventor: SNYDER WILLIAM B , CHAMBERS DUDLEY E
IPC: B65G23/28
CPC classification number: B65G23/28 , Y10S388/913
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公开(公告)号:US2133154A
公开(公告)日:1938-10-11
申请号:US20327938
申请日:1938-04-21
Applicant: GEN ELECTRIC
Inventor: SNYDER WILLIAM B
IPC: H02P7/34
CPC classification number: H02P7/34
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公开(公告)号:US1925881A
公开(公告)日:1933-09-05
申请号:US58392831
申请日:1931-12-30
Applicant: GEN ELECTRIC
Inventor: RHEA THOMAS R , SNYDER WILLIAM B
IPC: B21B37/60
CPC classification number: B21B37/60
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