USD481371SExpiredUtility
Conference speakerphone
Est. expiryNov 15, 2022(expired)· nominal 20-yr term from priority
Inventors:Tonny Chen
89
PatentIndex Score
37
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a conference speakerphone, as shown and described.
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