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经营范围
发明名称
Nozzle wiping device
摘要
申请公布号
US2174214(A)
申请公布日期
1939.09.26
申请号
US19360083583
申请日期
1936.06.04
申请人
QUINN ROY R
发明人
QUINN ROY R.
分类号
A47L25/00
主分类号
A47L25/00
代理机构
代理人
主权项
地址
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