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经营范围
发明名称
UN PRECEDIMIENTO PARA LA OBTENCIoN DE SUSTANCIAS PROTECTORAS DE LAS MADERAS HuMEDAS
摘要
申请公布号
ES190518(A1)
申请公布日期
1950.08.16
申请号
ES19180001905
申请日期
1949.11.23
申请人
HEISEL, PAUL/MULLER, ERBARD
发明人
分类号
(IPC1-7):B27
主分类号
(IPC1-7):B27
代理机构
代理人
主权项
地址
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