USD246388SExpiredUtility
Perforated plank for the floor of a material drying bin
Est. expiryAug 12, 1996(expired)· nominal 20-yr term from priority
Inventors:Charles C. Shivvers
85
PatentIndex Score
20
Cited by
4
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a perforated plank for the floor of a material drying bin, substantially as shown.
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