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经营范围
发明名称
UN PROCEDIMIENTO PARA LA PRODUCCIoN DE RESINAS POLIURETáNICAS
摘要
申请公布号
ES179144(A1)
申请公布日期
1947.10.01
申请号
ES19440001791
申请日期
1947.07.30
申请人
CODIGNOLA, FRANCO;PIACENZA, MARIO
发明人
分类号
(IPC1-7):B29;C08
主分类号
(IPC1-7):B29
代理机构
代理人
主权项
地址
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