USD309807SExpiredUtility

Vacuum cleaner

60
Assignee: ROYAL APPLIANCE MFGPriority: Sep 22, 1987Filed: Sep 22, 1987Granted: Aug 7, 1990
Est. expirySep 22, 2007(expired)· nominal 20-yr term from priority
Inventors:John F. SovisJames J. KopcoJeffrey M. KalmanCraig M. Saunders
60
PatentIndex Score
8
Cited by
0
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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