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发明名称
Liquid mixing device
摘要
申请公布号
US2071095(A)
申请公布日期
1937.02.16
申请号
US19310545154
申请日期
1931.06.18
申请人
WATTS JOHN S
发明人
WATTS JOHN S.
分类号
G05D11/13
主分类号
G05D11/13
代理机构
代理人
主权项
地址
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