USD303171SExpiredUtility

Vacuum cleaner

92
Assignee: BISSELL INCPriority: Apr 3, 1986Filed: Apr 3, 1986Granted: Aug 29, 1989
Est. expiryApr 3, 2006(expired)· nominal 20-yr term from priority
Inventors:Gordon W. GoodrichRoy A. Chung
92
PatentIndex Score
36
Cited by
21
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a vacuum cleaner, as shown and described.

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