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发明名称
SAND FILTER
摘要
申请公布号
US3426906(A)
申请公布日期
1969.02.11
申请号
USD3426906
申请日期
1965.12.03
申请人
MARTIN H. SCHROEDER
发明人
MARTIN H. SCHROEDER
分类号
B01D24/38;B01D41/02;(IPC1-7):B01D41/02
主分类号
B01D24/38
代理机构
代理人
主权项
地址
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