USD283533SExpiredUtility
Hand held air vacuum pump
Est. expiryJul 25, 2003(expired)· nominal 20-yr term from priority
Inventors:Edward Evenson
37
PatentIndex Score
3
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a hand held air vacuum pump, as shown and described.
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