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公开(公告)号：US2912260A
公开(公告)日：1959-11-10
申请号：US44144754
申请日：1954-07-06
Applicant: GEN ELECTRIC CANADA
Inventor： JOHN WRAY EDWARD
IPC: A47L9/24 , F16L37/084
CPC classification number: F16L37/0844 , A47L9/242 , Y10T403/591 , Y10T403/599
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公开(公告)号：US2947895A
公开(公告)日：1960-08-02
申请号：US62393856
申请日：1956-11-23
Applicant: GEN ELECTRIC CANADA
Inventor： JOHN WRAY EDWARD
IPC: H02K5/14
CPC classification number: H02K5/148
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公开(公告)号：US2843406A
公开(公告)日：1958-07-15
申请号：US40335554
申请日：1954-01-11
Applicant: GEN ELECTRIC CANADA
Inventor： JOHN WRAY EDWARD
IPC: A47J43/07 , A47L11/164
CPC classification number: A47L11/4038 , A47J43/07 , A47L11/164 , Y10T403/3981
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