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发明名称
Improvements in or relating to air and gas filters
摘要
申请公布号
GB740842(A)
申请公布日期
1955.11.23
申请号
GB19530016552
申请日期
1953.06.16
申请人
DIEBOLD & CO. SOCIETE ANONYME
发明人
分类号
B01D46/04
主分类号
B01D46/04
代理机构
代理人
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