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经营范围
发明名称
Improvements in or relating to water heaters
摘要
申请公布号
GB419750(A)
申请公布日期
1934.11.19
申请号
GB19330014546
申请日期
1933.05.19
申请人
BELL'S HEAT APPLIANCES, LIMITED;JENS ORTEN BOVING
发明人
分类号
F24H7/04
主分类号
F24H7/04
代理机构
代理人
主权项
地址
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