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Patent
D728507
Priority
Apr 23 2013
Filed
Oct 21 2013
Issued
May 05 2015
Expiry
May 05 2029
Assg.orig
Entity
unknown
32
21
n/a
The ornamental design for a duplex speakerphone , as shown and described.
FIG. 1 is an isometric view of the duplex speakerphone;
FIG. 2 is a rear view of the duplex speakerphone;
FIG. 3 is a front view of the duplex speakerphone;
FIG. 4 is a right side view of the duplex speakerphone;
FIG. 5 is a left side view of the duplex speakerphone;
FIG. 6 is a top side view of the duplex speakerphone; and,
FIG. 7 is a bottom view of the duplex speakerphone.
Brandis, Michael
Patent
Priority
Assignee
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Date
Maintenance Fee Events
n/a
Date
Maintenance Schedule
n/a