USD509667SExpiredUtility
Abrasive sheet
Est. expiryApr 24, 2023(expired)· nominal 20-yr term from priority
Inventors:Hajime Ebisawa
61
PatentIndex Score
14
Cited by
24
References
1
Claims
Abstract
162134
Claims
exact text as granted — not AI-modifiedThe ornamental design for an abrasive sheet, as shown and described.
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