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发明名称
ANELLO DI FISSAGGIO,IN PARTICOLAREPER GIUNTI DI TUBAZIONI
摘要
申请公布号
IT213227(Z2)
申请公布日期
1989.11.13
申请号
IT19870028905U
申请日期
1987.01.30
申请人
OFFICINE CATTANI E C. SPA
发明人
分类号
F16L37/05
主分类号
F16L37/05
代理机构
代理人
主权项
地址
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