The broken lines illustrating portions of the Add on module for telephone are for environmental purposes only and form no part of the claimed design.
The broken lines illustrating portions of the Add on module for telephone are for environmental purposes only and form no part of the claimed design.
Number | Date | Country | Kind |
---|---|---|---|
30-2013-0037417 | Jul 2013 | KR | national |
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Entry |
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Yealink T4 series IP Phone (and expansion module). Yealink.com [online] p. 2 of 3. Posted Jul. 4, 2013[retrieved on Jun. 25, 2014]. Retrieved from Internet: <http://www.yealink.com/EN/News—info.aspx?NewsId=361&CateId=306>. |