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发明名称
Nozzle construction
摘要
申请公布号
US2299710(A)
申请公布日期
1942.10.20
申请号
US19400347692
申请日期
1940.07.26
申请人
DAVOL RUBBER COMPANY
发明人
DRAY WILLIAM FRANCIS
分类号
A61M3/02
主分类号
A61M3/02
代理机构
代理人
主权项
地址
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