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公开(公告)号:US2322038A
公开(公告)日:1943-06-15
申请号:US36976540
申请日:1940-12-12
Applicant: ELECTROLUX CORP
Inventor: EINAR LOFGREN GUSTAF
IPC: A47L9/26
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公开(公告)号:US2321222A
公开(公告)日:1943-06-08
申请号:US36480340
申请日:1940-11-08
Applicant: ELECTROLUX CORP
Inventor: EINAR LOFGREN GUSTAF
IPC: A47L9/26
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公开(公告)号:US2274489A
公开(公告)日:1942-02-24
申请号:US35923540
申请日:1940-10-01
Applicant: ELECTROLUX CORP
Inventor: EINAR LOFGREN GUSTAF
IPC: H02K23/66
CPC classification number: H02K23/66 , Y10T307/74
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公开(公告)号:US2263180A
公开(公告)日:1941-11-18
申请号:US17906837
申请日:1937-12-10
Applicant: ELECTROLUX CORP
Inventor: EINAR LOFGREN GUSTAF
CPC classification number: E05C19/14 , B65D55/12 , E05C9/025 , Y10T292/0856 , Y10T292/688
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公开(公告)号:US2244843A
公开(公告)日:1941-06-10
申请号:US18745138
申请日:1938-01-28
Applicant: ELECTROLUX CORP
Inventor: EINAR LOFGREN GUSTAF
IPC: A47L5/36
CPC classification number: A47L5/362
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公开(公告)号:US2176139A
公开(公告)日:1939-10-17
申请号:US18437738
申请日:1938-01-11
Applicant: ELECTROLUX CORP
Inventor: EINAR LOFGREN GUSTAF
CPC classification number: A47L9/19 , A47L9/0072
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公开(公告)号:US2171856A
公开(公告)日:1939-09-05
申请号:US20449938
申请日:1938-04-27
Applicant: ELECTROLUX CORP
Inventor: EINAR LOFGREN GUSTAF
IPC: A47L9/14
CPC classification number: A47L9/1427
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公开(公告)号:US2155669A
公开(公告)日:1939-04-25
申请号:US1062035
申请日:1935-03-12
Applicant: ELECTROLUX CORP
Inventor: EINAR LOFGREN GUSTAF
IPC: A47L5/36
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公开(公告)号:US1991859A
公开(公告)日:1935-02-19
申请号:US68481133
申请日:1933-08-12
Applicant: ELECTROLUX CORP
Inventor: EINAR LOFGREN GUSTAF
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