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经营范围
发明名称
Mechanical seal
摘要
申请公布号
GB9801513(D0)
申请公布日期
1998.03.25
申请号
GB19980001513
申请日期
1998.01.26
申请人
AES ENGINEERING LTD
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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