USD411995SExpiredUtility
Conference speakerphone
Est. expiryAug 7, 2018(expired)· nominal 20-yr term from priority
Inventors:Tonny Chen
91
PatentIndex Score
39
Cited by
8
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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