| Number | Date | Country | Kind |
|---|---|---|---|
| 2012-013256 | Jun 2012 | JP | national |
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| 8664501 | Miele et al. | Mar 2014 | B2 |
| Entry |
|---|
| http://www.youtube.com/watch?v=wQkw—gSgSuU; Audio Technica ATM510, Jan. 30, 2012. |
| http://www.sweetwater.com/store/media/us—pro—sm58—specsheet.pdf; SM58 Microphone, copyright date 2009, Wayback Machine date Sep. 29, 2011. |