-
公开(公告)号:US2615017A
公开(公告)日:1952-10-21
申请号:US24686451
申请日:1951-09-15
Applicant: UPJOHN CO
Inventor: MARLATT PAUL E , HANZE ARTHUR R , MCINTOSH JR A VERN , LEVIN ROBERT H
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公开(公告)号:US2606913A
公开(公告)日:1952-08-12
申请号:US19672250
申请日:1950-11-20
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
-
公开(公告)号:US2588396A
公开(公告)日:1952-03-11
申请号:US13665650
申请日:1950-01-03
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
IPC: C07J75/00
CPC classification number: C07J75/00
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公开(公告)号:US2575351A
公开(公告)日:1951-11-20
申请号:US6361648
申请日:1948-12-04
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
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35.
公开(公告)号:US2554996A
公开(公告)日:1951-05-29
申请号:US8956749
申请日:1949-04-25
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
-
公开(公告)号:US2540681A
公开(公告)日:1951-02-06
申请号:US77757647
申请日:1947-10-02
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
-
公开(公告)号:US2538731A
公开(公告)日:1951-01-16
申请号:US77417547
申请日:1947-09-15
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
-
公开(公告)号:US2533124A
公开(公告)日:1950-12-05
申请号:US77595647
申请日:1947-09-24
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
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公开(公告)号:US2773060A
公开(公告)日:1956-12-04
申请号:US30485152
申请日:1952-08-16
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MAGERLEIN BARNEY J , MCINTOSH JR A VERN
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公开(公告)号:US2769824A
公开(公告)日:1956-11-06
申请号:US42571754
申请日:1954-04-26
Applicant: UPJOHN CO
Inventor: SCHNEIDER WILLIAM P , MCINTOSH JR A VERN
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