USD971536SActiveUtility
Vacuum attachment
Est. expiryJun 19, 2038(~11.9 yrs left)· nominal 20-yr term from priority
Inventors:Craig Hacker
A47L 9/0693B01F 35/189A47L 9/248A47L 7/0095B23Q 11/0046A47L 7/0085A47L 5/36
86
PatentIndex Score
9
Cited by
39
References
1
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The ornamental design for a vacuum attachment, as shown and described.Cited by (0)
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