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发明名称
Improvements in continuous-flow gas water-heaters
摘要
申请公布号
GB690454(A)
申请公布日期
1953.04.22
申请号
GB19510012845
申请日期
1951.05.31
申请人
HANS VAILIANT
发明人
BRUMMERHOFF WALTER
分类号
F24H1/14
主分类号
F24H1/14
代理机构
代理人
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