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经营范围
发明名称
Improvements in or relating to boilers for heating water or other liquid
摘要
申请公布号
GB996551(A)
申请公布日期
1965.06.30
申请号
GB19630003994
申请日期
1963.01.31
申请人
HANS VIESSMANN
发明人
分类号
F22B7/12;F22B13/00;F24H1/28
主分类号
F22B7/12
代理机构
代理人
主权项
地址
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