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发明名称
Improvements in or relating to domestic central heating and hot water supply systems
摘要
申请公布号
GB930937(A)
申请公布日期
1963.07.10
申请号
GB19610016293
申请日期
1961.05.05
申请人
JOSEPH GREEN
发明人
分类号
F24B1/183;F24B1/189
主分类号
F24B1/183
代理机构
代理人
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地址
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