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公开(公告)号:US2013134A
公开(公告)日:1935-09-03
申请号:US62814032
申请日:1932-08-10
Applicant: SERVEL INC
Inventor: COLLINS WILLIAM D
IPC: F25B39/02
CPC classification number: F25B39/02
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公开(公告)号:US1878111A
公开(公告)日:1932-09-20
申请号:US29570128
申请日:1928-07-27
Applicant: SERVEL INC
Inventor: COLLINS WILLIAM D
IPC: F25D23/06
CPC classification number: F25D23/062 , Y10S220/18
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公开(公告)号:US1837253A
公开(公告)日:1931-12-22
申请号:US48480330
申请日:1930-09-27
Applicant: SERVEL INC
Inventor: COLLINS WILLIAM D , EDWARD PLOEGER CLYDE
IPC: F25D19/02
CPC classification number: F25D19/02
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公开(公告)号:US2161852A
公开(公告)日:1939-06-13
申请号:US1360335
申请日:1935-03-29
Applicant: SERVEL INC
Inventor: COLLINS WILLIAM D , NAVE ALFRED E
IPC: F25D23/06
CPC classification number: F25D23/062
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公开(公告)号:US2149807A
公开(公告)日:1939-03-07
申请号:US65301433
申请日:1933-01-23
Applicant: SERVEL INC
Inventor: COLLINS WILLIAM D
IPC: F25D23/02
CPC classification number: F25D23/02
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公开(公告)号:US2021464A
公开(公告)日:1935-11-19
申请号:US53364231
申请日:1931-04-29
Applicant: SERVEL INC
Inventor: RICKARD ROBERT L , COLLINS WILLIAM D
IPC: F25D25/02
CPC classification number: F25D25/02 , F25D2400/32 , Y10T74/20762
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公开(公告)号:US1892960A
公开(公告)日:1933-01-03
申请号:US47806030
申请日:1930-08-27
Applicant: SERVEL INC
Inventor: MCCOMB HENRY G , COLLINS WILLIAM D
IPC: F25B39/02
CPC classification number: F25B39/02 , F25B39/028 , F25B2339/023
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