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发明名称
Pump
摘要
申请公布号
US2275230(A)
申请公布日期
1942.03.03
申请号
US19380190528
申请日期
1938.02.14
申请人
THE GEAR GRINDING COMPANY LIMITED
发明人
ORCUTT ARTHUR HITCHCOCK
分类号
B24B47/00
主分类号
B24B47/00
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代理人
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