USD351490SExpiredUtility
Surface cleaning apparatus
Individually held — no corporate assignee on recordPriority: Oct 16, 1992Filed: Oct 16, 1992Granted: Oct 11, 1994
Est. expiryOct 16, 2012(expired)· nominal 20-yr term from priority
Inventors:Robert E. Hoover
24
PatentIndex Score
0
Cited by
20
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a surface cleaning apparatus, as shown and described.
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