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发明名称
FILTER APPARATUS
摘要
申请公布号
GB1211259(A)
申请公布日期
1970.11.04
申请号
GB19680008477
申请日期
1968.02.21
申请人
D. WICKHAM AND COMPANY LIMITED
发明人
分类号
B01D33/21;B01D35/18;B01D37/00;C02F11/12
主分类号
B01D33/21
代理机构
代理人
主权项
地址
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