This disclosure relates to an adjustable ear insert, such as an earbud style earphone, that may be inserted in a user's ear canal in a compact configuration and adjusted by a user to expand and fit snugly against the ear canal.
申请公布号
HK1145113(A1)
申请公布日期
2016.02.19
申请号
HK20100111346
申请日期
2010.12.07
申请人
KOSS CORPORATION
发明人
ALLAN MLODZIKOWSKI;LAIN ROBERTS;GEORGE AYE;JERRY OLEARY;MICHAEL KOSS;MARTIN THALER;MICHAEL PELLAND
