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经营范围
发明名称
ESPACADOR-EXPANSOR ANULAR
摘要
申请公布号
BR8207289(A)
申请公布日期
1983.10.18
申请号
BR19820007289
申请日期
1982.12.15
申请人
AE PLC.
发明人
ROBERTO PLANT
分类号
F16J9/06;(IPC1-7):F16J9/20
主分类号
F16J9/06
代理机构
代理人
主权项
地址
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