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经营范围
发明名称
Improvements in or relating to electrically heated boilers
摘要
申请公布号
GB343542(A)
申请公布日期
1931.02.16
申请号
GB19290034936
申请日期
1929.11.15
申请人
GIOVANNI MASCARINI
发明人
分类号
F24H1/10
主分类号
F24H1/10
代理机构
代理人
主权项
地址
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