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21.
公开(公告)号:US2139773A
公开(公告)日:1938-12-13
申请号:US71820034
申请日:1934-03-30
Applicant: STANDARD OIL DEV CO
Inventor: RAPHAEL ROSEN , COHEN CHARLES A
IPC: C10G21/16
CPC classification number: C10G21/16
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公开(公告)号:US2688627A
公开(公告)日:1954-09-07
申请号:US28683452
申请日:1952-05-08
Applicant: STANDARD OIL DEV CO
Inventor: COHEN CHARLES A , MIKESKA LOUIS A , KNOTH JR FREDERICK
IPC: C07C61/135
CPC classification number: C07C61/135
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公开(公告)号:US2658932A
公开(公告)日:1953-11-10
申请号:US22850851
申请日:1951-05-26
Applicant: STANDARD OIL DEV CO
Inventor: COHEN CHARLES A , MUESSIG CLIFFORD W
IPC: C07C29/16
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24.
公开(公告)号:US2535784A
公开(公告)日:1950-12-26
申请号:US71384346
申请日:1946-12-03
Applicant: STANDARD OIL DEV CO
Inventor: COHEN CHARLES A
IPC: C07C309/62
CPC classification number: C07C309/62
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公开(公告)号:US2532997A
公开(公告)日:1950-12-05
申请号:US78613547
申请日:1947-11-14
Applicant: STANDARD OIL DEV CO
Inventor: COHEN CHARLES A
IPC: C07C309/62
CPC classification number: C07C309/62
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公开(公告)号:US2527176A
公开(公告)日:1950-10-24
申请号:US70108746
申请日:1946-10-04
Applicant: STANDARD OIL DEV CO
Inventor: COHEN CHARLES A
IPC: C10G17/06
CPC classification number: C10G17/06
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公开(公告)号:US2521344A
公开(公告)日:1950-09-05
申请号:US520448
申请日:1948-01-29
Applicant: STANDARD OIL DEV CO
Inventor: COHEN CHARLES A , MUESSIG CLIFFORD W
IPC: C07C2/68
CPC classification number: C07C2/68 , C07C2527/126 , C07C2531/02 , C07C15/107
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公开(公告)号:US2473195A
公开(公告)日:1949-06-14
申请号:US69605146
申请日:1946-09-10
Applicant: STANDARD OIL DEV CO
Inventor: COHEN CHARLES A
IPC: C10G29/10
CPC classification number: C10G29/10
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公开(公告)号:US2413311A
公开(公告)日:1946-12-31
申请号:US50550743
申请日:1943-10-08
Applicant: STANDARD OIL DEV CO
Inventor: COHEN CHARLES A
IPC: C07C309/62 , C10G17/06
CPC classification number: C07C309/62 , C10G17/06
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公开(公告)号:US2327504A
公开(公告)日:1943-08-24
申请号:US37177940
申请日:1940-12-26
Applicant: STANDARD OIL DEV CO
Inventor: COHEN CHARLES A
IPC: C10G53/12
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