USD491919SExpiredUtility
Loudspeaker
Est. expiryAug 21, 2022(expired)· nominal 20-yr term from priority
Inventors:Graham David Allen
53
PatentIndex Score
8
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedI claim the ornamental design for a loudspeaker, substantially as shown and described.
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