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经营范围
发明名称
Nondrip siphon and agitator
摘要
申请公布号
US1876860(A)
申请公布日期
1932.09.13
申请号
US19290414074
申请日期
1929.12.14
申请人
THE AMERICAN CRAYON COMPANY
发明人
COONEY FRANK B.
分类号
G01F11/08
主分类号
G01F11/08
代理机构
代理人
主权项
地址
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