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发明名称
AIR FILTERS
摘要
申请公布号
PT73410(B)
申请公布日期
1982.11.10
申请号
PT19810073410
申请日期
1981.07.22
申请人
JARL SUNDSETH
发明人
分类号
B01D46/52;(IPC1-7):B01D46/52
主分类号
B01D46/52
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