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发明名称
Improvements in or connected with automatic gas valves for geysers
摘要
申请公布号
GB351871(A)
申请公布日期
1931.07.02
申请号
GB19300032222
申请日期
1930.10.27
申请人
JOSEPH HANSON BARRALET;NEW GEYSERS LIMITED
发明人
分类号
F24H9/20
主分类号
F24H9/20
代理机构
代理人
主权项
地址
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