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经营范围
发明名称
Improvements in or relating to a valve
摘要
申请公布号
GB571359(A)
申请公布日期
1945.08.21
申请号
GB19430017283
申请日期
1943.10.20
申请人
TRICO PRODUCTS CORPORATION
发明人
分类号
F16K15/14
主分类号
F16K15/14
代理机构
代理人
主权项
地址
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