Dual brush vacuum cleaner
First Claim
Patent Images
1. The ornamental design for a dual brush vacuum cleaner, as shown.
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Accused Products
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Citations
1 Claim
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1. The ornamental design for a dual brush vacuum cleaner, as shown.
Specification
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Current AssigneeDavid K. Conner
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Original AssigneeDavid K. Conner
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InventorsConner, David K.
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Primary Examiner(s)MCINROY, RUTH T
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Application NumberUS29/016,283Time in Patent Office526 DaysField of SearchD32/21, D32/22, D32/31-34, 15/323-326, 15/331-337, 15/347, 15/350-351, 15/361, 15/377, 15/412, 15/413, 15/415.1US Class CurrentD32/22CPC Class CodesN/A
