Vacuum cleaner with a plate and an openable dirt collection chamber | Patent Application Number 12248954

12248954
Not Appealed
Patent NumberUS 07588616 B2
Publication NumberUS 20090025176 A1
Filled DateOct 10, 2008
Priority DateJul 27, 1999
Inventor/ApplicantsWayne Ernest Conrad
Dave Petersen
Dave Peterson
Wayne E. Conrad
ExaminesHOPKINS, ROBERT A
Art Unit1797
Technology Center1700
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