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经营范围
发明名称
Mono- and di-alkyl anhydrotetracyclines
摘要
申请公布号
GB800699(A)
申请公布日期
1958.09.03
申请号
GB19560012965
申请日期
1956.04.27
申请人
CHAS. PFIZER & CO. INC.
发明人
分类号
C07C233/00
主分类号
C07C233/00
代理机构
代理人
主权项
地址
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