USD253472SExpiredUtility

Vacuum cleaner

86
Assignee: CLARKE GRAVELY CORPPriority: Nov 18, 1977Filed: Nov 18, 1977Granted: Nov 20, 1979
Est. expiryNov 18, 1997(expired)· nominal 20-yr term from priority
Inventors:Thomas G. CannonEugene L. Bothun
86
PatentIndex Score
19
Cited by
3
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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