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发明名称
UN PROCEDIMIENTO PARA LA OBTENCIoN DE ACETALES TÉCNICOS DE ELEVADO GRADO DE PUREZA
摘要
申请公布号
ES164844(A1)
申请公布日期
1947.10.16
申请号
ES19440001648
申请日期
1947.02.17
申请人
ROZEL-MALETRA, SOCIETE INDUSTRIELLE DE PRODUITS
发明人
分类号
(IPC1-7):C07
主分类号
(IPC1-7):C07
代理机构
代理人
主权项
地址
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