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经营范围
发明名称
Controlled valve
摘要
申请公布号
US2113849(A)
申请公布日期
1938.04.12
申请号
US19360078145
申请日期
1936.05.06
申请人
NATHAN MARCUS
发明人
MARCUS NATHAN
分类号
F24D3/08
主分类号
F24D3/08
代理机构
代理人
主权项
地址
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