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公开(公告)号:US2236575A
公开(公告)日:1941-04-01
申请号:US29442439
申请日:1939-09-12
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM
IPC: F25B17/08
CPC classification number: F25B17/086
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公开(公告)号:US2027779A
公开(公告)日:1936-01-14
申请号:US73027534
申请日:1934-06-12
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM , NILS WIDELL
IPC: F25B15/10
CPC classification number: F25B15/10 , Y02A30/277 , Y02B30/62
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公开(公告)号:US2278998A
公开(公告)日:1942-04-07
申请号:US24557938
申请日:1938-12-14
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM
CPC classification number: F25B17/08 , F25B15/10 , Y02A30/277 , Y02B30/62
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公开(公告)号:US2194505A
公开(公告)日:1940-03-26
申请号:US11855836
申请日:1936-12-31
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM , PAUL STRANDBERG PER
IPC: F25B39/02
CPC classification number: F25B39/026
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公开(公告)号:US2306704A
公开(公告)日:1942-12-29
申请号:US29442539
申请日:1939-09-12
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM
CPC classification number: F25B33/00 , F25D11/027
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公开(公告)号:US2267278A
公开(公告)日:1941-12-23
申请号:US24739938
申请日:1938-12-23
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM
CPC classification number: F25B39/04 , F25B15/10 , F25D23/006
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公开(公告)号:US2181276A
公开(公告)日:1939-11-28
申请号:US13627437
申请日:1937-04-12
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM , PAUL STRANDBERG , GUNNAR GRUBB
IPC: F25B47/02
CPC classification number: F25B47/027
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公开(公告)号:US2091595A
公开(公告)日:1937-08-31
申请号:US7833136
申请日:1936-05-07
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM
IPC: F25B39/02
CPC classification number: F25B39/026
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公开(公告)号:US2146076A
公开(公告)日:1939-02-07
申请号:US74365634
申请日:1934-09-12
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM
CPC classification number: F25B37/00 , F25B2333/003 , F25D11/027 , F25D23/003
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公开(公告)号:US2059876A
公开(公告)日:1936-11-03
申请号:US73348434
申请日:1934-07-02
Applicant: SERVEL INC
Inventor: GEORG KOGEL WILHELM , ERIK WIDELL NILS
IPC: F25B15/10
CPC classification number: F25B15/10 , Y02A30/277 , Y02B30/62
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