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经营范围
发明名称
Appareil de filtration perfectionné
摘要
申请公布号
FR952237(A)
申请公布日期
1949.11.14
申请号
FRD952237
申请日期
1947.08.21
申请人
发明人
KEENE EDWARD WALTER WOLFE
分类号
B01D29/00;B01D35/14;B01D37/02;B01D39/00
主分类号
B01D29/00
代理机构
代理人
主权项
地址
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