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公开(公告)号:US2816119A
公开(公告)日:1957-12-10
申请号:US42707854
申请日:1954-05-03
Applicant: UPJOHN CO
Inventor: ALLAN CAMPBELL J , SHEPHERD DOUGLAS A , OTT ARNOLD C , JOHNSON BYRON A
IPC: C07J75/00
CPC classification number: C07J75/00
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公开(公告)号:US2719857A
公开(公告)日:1955-10-04
申请号:US43202454
申请日:1954-05-24
Applicant: UPJOHN CO
Inventor: JOHNSON BYRON A , MURRAY MAXTON F , DONIA ROBERT A
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公开(公告)号:US2817670A
公开(公告)日:1957-12-24
申请号:US29884152
申请日:1952-07-14
Applicant: UPJOHN CO
Inventor: DONIA ROBERT A , JOHNSON BYRON A
IPC: C07J75/00
CPC classification number: C07J75/00
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4.
公开(公告)号:US2697106A
公开(公告)日:1954-12-14
申请号:US28761152
申请日:1952-05-13
Applicant: UPJOHN CO
Inventor: SHEPHERD DOUGLAS A , ALLAN CAMPBELL J , JOHNSON BYRON A
IPC: C07J75/00
CPC classification number: C07J75/00
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