USD796487SActiveUtilityPatentIndex 98
Audio listening system
Est. expiryJan 3, 2033(~6.5 yrs left)· nominal 20-yr term from priority
H04R 25/00H04R 1/1016
98
PatentIndex Score
27
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The ornamental design for an audio listening system, as shown and described.Cited by (0)
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