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发明名称
Improvements in and relating to valves for use in fire extinguishing installations
摘要
申请公布号
GB695097(A)
申请公布日期
1953.08.05
申请号
GB19520011987
申请日期
1952.05.12
申请人
HILBERT HERMANUS GEVEKE
发明人
分类号
A62C37/16
主分类号
A62C37/16
代理机构
代理人
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