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经营范围
发明名称
Improvements in valve control or operating mechanism
摘要
申请公布号
GB324780(A)
申请公布日期
1930.02.06
申请号
GB19290000098
申请日期
1929.01.01
申请人
EDWARD TOWN DANSON;EDGAR ANDREW BOLTON;VICTORY VALVES, LIMITED
发明人
分类号
F16K31/05
主分类号
F16K31/05
代理机构
代理人
主权项
地址
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