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公开(公告)号:US2186578A
公开(公告)日:1940-01-09
申请号:US17774037
申请日:1937-12-02
Applicant: ELECTROLUX CORP
Inventor: DOUGHMAN FERMAN C
CPC classification number: H01B7/041 , H03H7/0115
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公开(公告)号:US3039130A
公开(公告)日:1962-06-19
申请号:US84953459
申请日:1959-10-29
Applicant: ELECTROLUX CORP
Inventor: BELICKA MICHAEL E , BORKOSKI LEON P , DOUGHMAN FERMAN C
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公开(公告)号:US2758670A
公开(公告)日:1956-08-14
申请号:US40709654
申请日:1954-01-29
Applicant: ELECTROLUX CORP
Inventor: DOUGHMAN FERMAN C , KOSIK JR JOHN , FERRARIS JOHN T
IPC: A47L9/19
CPC classification number: A47L9/19
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公开(公告)号:US2197337A
公开(公告)日:1940-04-16
申请号:US22703038
申请日:1938-08-27
Applicant: ELECTROLUX CORP
Inventor: DOUGHMAN FERMAN C
CPC classification number: A47L9/2857 , A47L9/2842 , H01H13/16
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公开(公告)号:US2580645A
公开(公告)日:1952-01-01
申请号:US75024947
申请日:1947-05-24
Applicant: ELECTROLUX CORP
Inventor: DOUGHMAN FERMAN C
IPC: A47L9/10
CPC classification number: A47L9/19 , A47L9/00 , A47L9/1481 , Y10S55/02 , Y10S55/03
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公开(公告)号:US2360856A
公开(公告)日:1944-10-24
申请号:US44569642
申请日:1942-06-04
Applicant: ELECTROLUX CORP
Inventor: DOUGHMAN FERMAN C , WAHLBERG ERIC C
IPC: H01H43/28
CPC classification number: H01H43/285
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公开(公告)号:US2211006A
公开(公告)日:1940-08-13
申请号:US16192937
申请日:1937-09-01
Applicant: ELECTROLUX CORP
Inventor: DOUGHMAN FERMAN C
IPC: H01R39/38
CPC classification number: H01R39/38
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公开(公告)号:US3047897A
公开(公告)日:1962-08-07
申请号:US79314159
申请日:1959-02-13
Applicant: ELECTROLUX CORP
Inventor: JOHN BARTOS , BORKOSKI LEON P , DOUGHMAN FERMAN C , FERRARIS JOHN T , MOUGHTY JOHN J
IPC: A47L11/164
CPC classification number: A47L11/4038 , A47L11/164 , A47L11/4069
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公开(公告)号:US2580643A
公开(公告)日:1952-01-01
申请号:US67631846
申请日:1946-06-12
Applicant: ELECTROLUX CORP
Inventor: DOUGHMAN FERMAN C
CPC classification number: A47L9/2842 , A47L9/19 , A47L9/2821
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公开(公告)号:US2460682A
公开(公告)日:1949-02-01
申请号:US53048444
申请日:1944-04-11
Applicant: ELECTROLUX CORP
Inventor: DOUGHMAN FERMAN C
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