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发明名称
FLOW METERING MECHANISMS
摘要
申请公布号
CA492854(A)
申请公布日期
1953.05.12
申请号
CAD492854
申请日期
申请人
NEGRETTI AND ZAMBRA LIMITED
发明人
HAROLD W. IBBOTT
分类号
主分类号
代理机构
代理人
主权项
地址
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