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1.Thermostat-carrying electrical heating materials for surface application 失效
Title translation: 用于表面应用的带温控器的电加热材料公开(公告)号:US2938103A
公开(公告)日:1960-05-24
申请号:US72787358
申请日:1958-04-11
Applicant: ELECTROFILM INC
Inventor: CRUMP RALPH E
IPC: H05B1/02
CPC classification number: H05B1/0294
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2.
公开(公告)号:US2901380A
公开(公告)日:1959-08-25
申请号:US61547756
申请日:1956-10-12
Applicant: ELECTROFILM INC
Inventor: CRUMP RALPH E
CPC classification number: F16C33/043 , C03C4/00 , C10M7/00 , C10M2201/041 , C10M2201/042 , C10M2201/05 , C10M2201/062 , C10M2201/063 , C10M2201/065 , C10M2201/066 , C10M2201/08 , C10M2201/081 , C10M2201/082 , C10M2201/084 , C10M2201/087 , C10M2201/102 , C10M2201/105 , C10M2201/12 , C10N2210/01 , C10N2210/02 , C10N2240/02 , C10N2250/08 , C10N2250/10 , C10N2250/121 , F16C33/1095 , Y10T428/24364
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公开(公告)号:US2938992A
公开(公告)日:1960-05-31
申请号:US72929758
申请日:1958-04-18
Applicant: ELECTROFILM INC
Inventor: CRUMP RALPH E
IPC: H05B3/34
CPC classification number: H05B3/347 , H05B2203/005 , H05B2203/011 , H05B2203/015 , H05B2203/017 , Y10T29/49083
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公开(公告)号:US2922867A
公开(公告)日:1960-01-26
申请号:US73386858
申请日:1958-05-08
Applicant: ELECTROFILM INC
Inventor: CRUMP RALPH E
CPC classification number: B64D15/12 , H05B3/342 , H05B2203/005 , H05B2203/011 , H05B2203/015 , H05B2203/017 , H05B2203/033
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5.Method and apparatus for electrically brazing cellular structures 失效
Title translation: 用于电钎焊细胞结构的方法和装置公开(公告)号:US3088019A
公开(公告)日:1963-04-30
申请号:US79392559
申请日:1959-02-17
Applicant: ELECTROFILM INC , ROHR AIRCRAFT CORP
Inventor: CRUMP RALPH E
IPC: B23K1/00
CPC classification number: B23K1/0014
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公开(公告)号:US2715668A
公开(公告)日:1955-08-16
申请号:US31652252
申请日:1952-10-23
Applicant: ELECTROFILM INC
Inventor: BOOKER AYLWIN R , CRUMP RALPH E
IPC: F24C7/04
CPC classification number: F24C7/043
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