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经营范围
发明名称
HOT AIR HEATING SYSTEM
摘要
申请公布号
GB8309142(D0)
申请公布日期
1983.05.11
申请号
GB19830009142
申请日期
1983.04.05
申请人
BRAUER, R C
发明人
分类号
F28D21/00;(IPC1-7):F24F3/14
主分类号
F28D21/00
代理机构
代理人
主权项
地址
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