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经营范围
发明名称
VACUUM PUMP
摘要
申请公布号
CA872096(A)
申请公布日期
1971.06.01
申请号
CAD872096
申请日期
申请人
IRVING C. JENNINGS
发明人
IRVING C. JENNINGS
分类号
主分类号
代理机构
代理人
主权项
地址
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