Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1994-11-25
1996-10-01
Stinson, Frankie L.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
153401, 15DIG1, 154151, A47L 500, A47L 902
Patent
active
055600778
ABSTRACT:
A vacuum dustpan, including a vacuum unit with interior ducting terminating in marginal nozzles extending along the bottom periphery of a housing, with multidirectional rollers supporting the vacuum unit, and a separate charging nest for charging operations.
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Chin Randall E.
Stinson Frankie L.
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