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发明名称
Aerating device
摘要
申请公布号
US1964345(A)
申请公布日期
1934.06.26
申请号
US19320601767
申请日期
1932.03.29
申请人
HENRY P. VELTE
发明人
FELLER MAXIMILIAN
分类号
B01F3/04
主分类号
B01F3/04
代理机构
代理人
主权项
地址
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