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发明名称
UN METODO DE HACER UN EMPALME DESTINADO A ABRAZAR DOS ARTI-CULOS AXILMENTE ALARGADOS, TALES COMO SECCIONES DE TUBOS O SIMILARES.
摘要
申请公布号
ES343574(A1)
申请公布日期
1968.12.01
申请号
ES19740003435
申请日期
1967.07.29
申请人
JOHN D. DRINGO;CENTRAL NATIONAL BANZ OF CLEVELAN
发明人
分类号
F16L;(IPC1-7):F16L/
主分类号
F16L
代理机构
代理人
主权项
地址
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