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公开(公告)号:US2339094A
公开(公告)日:1944-01-11
申请号:US30129639
申请日:1939-10-25
Applicant: DU PONT
Inventor: MIDDLETON EDMUND B , DAWSON GEORGE A
IPC: C07D293/12 , C09B23/02
CPC classification number: C09B23/02 , C07D293/12
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22.Processes of color photography and compositions and elements therefor 失效
Title translation: 彩色摄影及其组成和元素的过程公开(公告)号:US2299641A
公开(公告)日:1942-10-20
申请号:US31101039
申请日:1939-12-26
Applicant: DU PONT
Inventor: MIDDLETON EDMUND B , JENNINGS ANDREW B
IPC: G03C7/36
CPC classification number: G03C7/36
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23.
公开(公告)号:US2148441A
公开(公告)日:1939-02-28
申请号:US70904834
申请日:1934-01-30
Applicant: DU PONT FILM MFG CORP
Inventor: DAWSON GEORGE A , MIDDLETON EDMUND B
IPC: C09B23/02
CPC classification number: C09B23/02
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公开(公告)号:US1685220A
公开(公告)日:1928-09-25
申请号:US3473325
申请日:1925-06-03
Applicant: DU PONT
Inventor: MIDDLETON EDMUND B
IPC: C08B3/00
CPC classification number: C08B3/00
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25.Photographic composition containing unsymmetrical diacylacetpolyamino-arylides and color development processes 失效
Title translation: 含有不对称二酰基丙氨基 - 芳基化合物和显色过程的摄影组合物公开(公告)号:US2319426A
公开(公告)日:1943-05-18
申请号:US28434239
申请日:1939-07-13
Applicant: DU PONT
Inventor: MIDDLETON EDMUND B , JENNINGS ANDREW B
IPC: G03C7/36
CPC classification number: G03C7/36
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26.Sensitizing dyes containing thienyl thiazole radicals and intermediates therefor 失效
Title translation: 含有噻吩基噻唑基的敏化染料及其中间体-
27.Photographic sensitizing dyes and compositions containing the same 失效
Title translation: 摄影增感染料及含有它们的组合物公开(公告)号:US2278461A
公开(公告)日:1942-04-07
申请号:US25045339
申请日:1939-01-11
Applicant: DU PONT FILM MFG CORP
Inventor: MIDDLETON EDMUND B
IPC: C07D417/04 , C09B23/02 , C09B23/12 , G03C1/12
CPC classification number: C07D417/04 , C09B23/02 , C09B23/12 , G03C1/12
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公开(公告)号:US2202992A
公开(公告)日:1940-06-04
申请号:US17447237
申请日:1937-11-13
Applicant: DU PONT FILM MFG CORP
Inventor: MIDDLETON EDMUND B , DAWSON GEORGE A
IPC: G03C1/16
CPC classification number: G03C1/16
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公开(公告)号:US2184303A
公开(公告)日:1939-12-26
申请号:US21570238
申请日:1938-06-24
Applicant: DU PONT FILM MFG CORP
Inventor: JENNINGS ANDREW B , MIDDLETON EDMUND B
IPC: G03C7/36
CPC classification number: G03C7/362
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公开(公告)号:US2133937A
公开(公告)日:1938-10-18
申请号:US12589437
申请日:1937-02-15
Applicant: DU PONT FILM MFG CORP
Inventor: MIDDLETON EDMUND B , JENNINGS ANDREW B
IPC: G03C7/36
CPC classification number: G03C7/36
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