Inventor
ABRAHAMSON KATHLEEN A
US6 patents
Patents
6 patentsUS5858044AJan 12, 1999
Filter arrangement including removable filter with first and second media secured together
DONALDSON CO INC67 citations94
US6015452AJan 18, 2000
Method of servicing an air cleaner and of filtering engine intake air using prefilter arrangements
DONALDSON CO INC26 citations91
USD407808SApr 6, 1999
Filter element having circular sleeve
DONALDSON CO INC32 citations91
USD404807SJan 26, 1999
Filter sleeve
DONALDSON CO INC37 citations91
USD402361SDec 8, 1998
Panel filter construction
DONALDSON CO INC24 citations91
USD378744SApr 8, 1997
Restriction indicator
DONALDSON CO INC4 citations51