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发明名称
PERFECCIONAMIENTOS EN LA CONSTRUCCIËN DE ENLACES DE TUBERIAS, EN PARTICULAR PARA FLUIDOS A PRESIËN
摘要
申请公布号
ES267475(A3)
申请公布日期
1961.08.01
申请号
ES19750002674
申请日期
1961.05.18
申请人
URIBARRI ZUAZO, VENANCIO
发明人
分类号
B67D;(IPC1-7):B67D
主分类号
B67D
代理机构
代理人
主权项
地址
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