USD322338SExpiredUtility

Vacuum cleaner

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Assignee: ROYAL APPLIANCE MFGPriority: Dec 13, 1988Filed: Dec 13, 1988Granted: Dec 10, 1991
Est. expiryDec 13, 2008(expired)· nominal 20-yr term from priority
Inventors:John F. SovisCraig M. SaundersPaul D. StephensMichael F. WrightJohn A. BalchJenny L. Baker
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PatentIndex Score
2
Cited by
5
References
1
Claims

Claims

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

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