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发明名称
Cut-out valve
摘要
申请公布号
US1783628(A)
申请公布日期
1930.12.02
申请号
US19280320300
申请日期
1928.11.19
申请人
FREDERICK SCHIELE
发明人
SCHIELE FREDERICK
分类号
F16K11/083
主分类号
F16K11/083
代理机构
代理人
主权项
地址
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