USD728507SActiveUtility

Duplex speakerphone

Assignee: SENNHEISER COMM ASPriority: Apr 23, 2013Filed: Oct 21, 2013Granted: May 5, 2015
Est. expiryApr 23, 2033(~6.7 yrs left)· nominal 20-yr term from priority
Inventors:Michael Brandis
85
PatentIndex Score
33
Cited by
22
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a duplex speakerphone, as shown and described.

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