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经营范围
发明名称
Draft regulator
摘要
申请公布号
US2840317(A)
申请公布日期
1958.06.24
申请号
US19530363862
申请日期
1953.06.24
申请人
KOZAK JOSEPH P
发明人
KOZAK JOSEPH P.
分类号
F23L11/02
主分类号
F23L11/02
代理机构
代理人
主权项
地址
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