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发明名称
DISPOSITIVO DE JUNTA DE TUBO, SOBRE TODO PARA TUBOS DE FIBROCEMENTO A ELEVADA PRESIËN
摘要
申请公布号
ES303099(A1)
申请公布日期
1964.11.01
申请号
ES19990003030
申请日期
1964.08.13
申请人
RODRIGUEZ CRUZ, MANUEL
发明人
分类号
B29L;(IPC1-7):B29L
主分类号
B29L
代理机构
代理人
主权项
地址
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