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发明名称
Improvements in or relating to Butterfly Valves
摘要
申请公布号
GB1181235(A)
申请公布日期
1970.02.11
申请号
GB19660016099
申请日期
1966.04.13
申请人
AMOTS AND COMPANY;EDWIN FREDERICK JAMES WOODS
发明人
分类号
F16K1/22;F16K31/524
主分类号
F16K1/22
代理机构
代理人
主权项
地址
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