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| United States Patent | D877,724 |
| Bian | March 10, 2020 |
| Sep 15, 2017 [CN] | 2017 3 0462531 | |||
| Current U.S. Class: | D14/240 |
| Current International Class: | 1403 |
| Field of Search: | ;D14/240,242,358,348,349,356-357,363,432,433,474,480.1,496,125,137,139,140-140.9,155,203.1,217,188,299,204,216,214,301,313,434 ;D13/110,123,108,158,184,199 ;D10/104.1 |
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| D487086 | February 2004 | Chung |
| D491563 | June 2004 | Sato |
| D609704 | February 2010 | Sin |
| D680536 | April 2013 | Tzeng |
| D687023 | July 2013 | Jung |
| D775122 | December 2016 | Goos |
| D781812 | March 2017 | Cho |
| D790539 | June 2017 | Lee |
| D806696 | January 2018 | Goos |
| D833415 | November 2018 | Kitazawa |
| D852806 | July 2019 | Gehring |
| D853999 | July 2019 | Jiang |
Amazon_ CFsunbird DC 5V HiFi Bluetooth, no date available, [online], [site visited Nov. 1, 2019]. Retrieved from url:https://www.amazon.com/CFsunbird-Bluetooth-Receiver-CSR64215-Modified- /dp/B07QQ2JLHV (Year: 2019). cited by examiner. |
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