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经营范围
发明名称
Control apparatus
摘要
申请公布号
US2697553(A)
申请公布日期
1954.12.21
申请号
US19500186145
申请日期
1950.09.22
申请人
GRINNELL CORPORATION
发明人
LOEPSINGER ALBERT J.
分类号
F24F3/14
主分类号
F24F3/14
代理机构
代理人
主权项
地址
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