Vacuum cleaner with a plate and an openable dirt collection chamber | Patent Number 07588616
US 07588616 B2Filled DateOct 10, 2008
Priority DateJul 27, 1999
Publication DateJan 29, 2009
Expiration DateSep 15, 2021
Inventor/ApplicantsWayne E. Conrad
Wayne Ernest Conrad
Dave Petersen
Dave Peterson
Wayne Ernest Conrad
Dave Petersen
Dave Peterson
ExaminesHOPKINS, ROBERT A
Art Unit1797
Technology Center1700
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