USD382427SExpiredUtility
Top portion of a mattress spring core
Est. expiryApr 2, 2016(expired)· nominal 20-yr term from priority
Inventors:Thomas J. Wells
30
PatentIndex Score
0
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a top portion of a mattress spring core, as shown and described.
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