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经营范围
发明名称
Improvements in heating and cooking vessels
摘要
申请公布号
GB532859(A)
申请公布日期
1941.01.31
申请号
GB19390026513
申请日期
1939.09.23
申请人
GEORGE HELPS
发明人
分类号
A47J36/36
主分类号
A47J36/36
代理机构
代理人
主权项
地址
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