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公开(公告)号：US2380300A
公开(公告)日：1945-07-10
申请号：US42530642
申请日：1942-01-01
Applicant: AMERICAN TRANSFORMER COMPANY
Inventor： GASTON JOHN R
IPC: H01F27/245 , H01F41/02
CPC classification number: H01F27/2455 , H01F41/0206 , Y10T29/49078
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Patent Agency Ranking
公开(公告)号：US2142188A
公开(公告)日：1939-01-03
申请号：US11379336
申请日：1936-12-02
Applicant: AMERICAN TRANSFORMER COMPANY
Inventor： GASTON JOHN R
IPC: H01F27/04
CPC classification number: H01F27/04
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公开(公告)号：US2118554A
公开(公告)日：1938-05-24
申请号：US8695636
申请日：1936-06-24
Applicant: AMERICAN TRANSFORMER COMPANY
Inventor： GASTON JOHN R
IPC: H02M7/04
CPC classification number: H02M7/043
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公开(公告)号：US2087906A
公开(公告)日：1937-07-27
申请号：US1084935
申请日：1935-03-13
Applicant: AMERICAN TRANSFORMER COMPANY
Inventor： GASTON JOHN R
IPC: H01F27/26
CPC classification number: H01F27/263 , Y10T29/49073 , Y10T29/49078
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公开(公告)号：US1988589A
公开(公告)日：1935-01-22
申请号：US64147432
申请日：1932-11-05
Applicant: AMERICAN TRANSFORMER COMPANY
Inventor： GASTON JOHN R
IPC: H01F27/02
CPC classification number: H01F27/02
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公开(公告)号：US1932456A
公开(公告)日：1933-10-31
申请号：US64147532
申请日：1932-11-05
Applicant: AMERICAN TRANSFORMER COMPANY
Inventor： GASTON JOHN R
IPC: H01F27/04
CPC classification number: H01F27/04
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