USD253085SExpiredUtility
Scraper
Individually held — no corporate assignee on recordPriority: Oct 18, 1976Filed: Apr 15, 1977Granted: Oct 9, 1979
Est. expiryOct 18, 1996(expired)· nominal 20-yr term from priority
Inventors:Robert J. Mercer
36
PatentIndex Score
3
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a scraper, as shown and described.
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