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经营范围
发明名称
Four perfectionné
摘要
申请公布号
FR970871(A)
申请公布日期
1951.01.10
申请号
FRD970871
申请日期
1948.08.27
申请人
发明人
ROBINSON FRANK;BETTS CHARLES IDENDEN
分类号
F24C3/08;F24C5/12
主分类号
F24C3/08
代理机构
代理人
主权项
地址
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