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1.
公开(公告)号:US1963084A
公开(公告)日:1934-06-19
申请号:US57861031
申请日:1931-12-02
Applicant: HENRY A GARDNER LAB INC
Inventor: GARDNER HENRY A , HART LELAND P
IPC: C07G99/00
CPC classification number: C07G17/006
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公开(公告)号:US1786989A
公开(公告)日:1930-12-30
申请号:US24637128
申请日:1928-01-12
Applicant: HENRY A GARDNER LAB INC
Inventor: GARDNER HENRY A , KNAUSS CALVIN A
IPC: C08B7/00
CPC classification number: C08B7/00
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