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公开(公告)号:US3022439A
公开(公告)日:1962-02-20
申请号:US1425460
申请日:1960-03-11
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P , BRYANT HAZEL M
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公开(公告)号:US2666158A
公开(公告)日:1954-01-12
申请号:US23641151
申请日:1951-07-12
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P
IPC: H01K1/14
CPC classification number: H01K1/14
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公开(公告)号:US3415945A
公开(公告)日:1968-12-10
申请号:US51649165
申请日:1965-12-27
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P , SHOLLY KAGAN
IPC: H04N9/26
CPC classification number: H04N9/26
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公开(公告)号:US3208365A
公开(公告)日:1965-09-28
申请号:US26900163
申请日:1963-03-29
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P , FORD VERNON E
IPC: G03B7/083
CPC classification number: G03B7/083
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公开(公告)号:US3022437A
公开(公告)日:1962-02-20
申请号:US552560
申请日:1960-01-29
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P
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6.Tantalum carbide filament electric lamp containing hydrogen-volatile hydrocarbon mixture 失效
Title translation: 含有氢挥发性烃混合物的碳化钨灯丝电灯公开(公告)号:US2596469A
公开(公告)日:1952-05-13
申请号:US21293451
申请日:1951-02-27
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P
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公开(公告)号:US2397243A
公开(公告)日:1946-03-26
申请号:US46225942
申请日:1942-10-16
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P
CPC classification number: G02C7/10
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8.Incandescent lamp with tac filament and cyanide-radical producing and halogen atmosphere 失效
Title translation: 白炽灯采用tac灯丝和氰化物生成和卤素气氛公开(公告)号:US3277330A
公开(公告)日:1966-10-04
申请号:US4305460
申请日:1960-07-15
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P
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公开(公告)号:US3143949A
公开(公告)日:1964-08-11
申请号:US15567861
申请日:1961-11-29
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P , SABLE ARTHUR J
IPC: G03B27/80
CPC classification number: G03B27/80
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公开(公告)号:US3022436A
公开(公告)日:1962-02-20
申请号:US552460
申请日:1960-01-29
Applicant: POLAROID CORP
Inventor: COOPER JR DEXTER P
IPC: H01K1/10
CPC classification number: H01K1/10
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