USD428538SExpiredUtility
Vacuum cleaner
Est. expiryMar 31, 2018(expired)· nominal 20-yr term from priority
Inventors:Chris Kraeutle
34
PatentIndex Score
6
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a vacuum cleaner, as shown and described.
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