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经营范围
发明名称
Improvements in or relating to valves for inflation purposes
摘要
申请公布号
GB328022(A)
申请公布日期
1930.04.16
申请号
GB19290001580
申请日期
1929.01.16
申请人
THOMAS BEASLEY
发明人
分类号
F16K15/20
主分类号
F16K15/20
代理机构
代理人
主权项
地址
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