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公开(公告)号:US2178743A
公开(公告)日:1939-11-07
申请号:US20757938
申请日:1938-05-12
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , WIGHTON MONCRIEFF ROBERT
IPC: D01F2/28
CPC classification number: D01F2/28
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公开(公告)号:US2161805A
公开(公告)日:1939-06-13
申请号:US17471437
申请日:1937-11-15
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , DONALD FINLAYSON , GILBERT PERRY RICHARD
IPC: D06M15/423
CPC classification number: D06M15/423
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公开(公告)号:US2142721A
公开(公告)日:1939-01-03
申请号:US12115037
申请日:1937-01-18
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , DONALD FINLAYSON
IPC: D01F2/28
CPC classification number: D01F2/28 , Y10S264/28
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公开(公告)号:US2116064A
公开(公告)日:1938-05-03
申请号:US8191236
申请日:1936-05-26
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , WIGHTON MONCRIEFF ROBERT
CPC classification number: D02G1/02
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公开(公告)号:US2075026A
公开(公告)日:1937-03-30
申请号:US28456628
申请日:1928-06-11
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , IVAN HANEY CLIFFORD
IPC: C07C51/56
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公开(公告)号:US1949604A
公开(公告)日:1934-03-06
申请号:US46365930
申请日:1930-06-25
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , IVAN TAYLOR WILLIAM
IPC: D01D7/02
CPC classification number: D01D7/02
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67.
公开(公告)号:US1942540A
公开(公告)日:1934-01-09
申请号:US40578429
申请日:1929-11-08
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , EDWARD KINSELLA , JOSHUA BOWER , IVAN TAYLOR WILLIAM
IPC: D01D5/04
CPC classification number: D01D5/04
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公开(公告)号:US1883354A
公开(公告)日:1932-10-18
申请号:US48882830
申请日:1930-10-15
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , CORBYN HALE FRANK
IPC: D03D47/00
CPC classification number: D03D47/00 , D03D2700/149
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69.Dyeing, printing, or stencilling of materials made of or containing cellulose derivatives 失效
Title translation: 由纤维素衍生物制成或含有的材料进行染色,印花,或加工公开(公告)号:US1883352A
公开(公告)日:1932-10-18
申请号:US35630029
申请日:1929-04-19
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS , HOLLAND ELLIS GEORGE , TOBIAS OCKMAN , CHARLES OLPIN HENRY
IPC: C09B51/00
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公开(公告)号:US2356228A
公开(公告)日:1944-08-22
申请号:US36670140
申请日:1940-11-22
Applicant: CELANESE CORP
Inventor: HENRY DREYFUS
IPC: C08B3/00
CPC classification number: C08B3/00
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