85311447
May 3, 2011
Oct 16, 2012
Headphones; headphones, namely, personal headphones for use with sound transmitting systems; headsets for use with mobile phones; ear buds; structural parts of such headphones and ear buds, namely, sound limiters; sound limiters comprising structural parts of headsets for use with mobile audio players, computers, laptops, gaming devices, televisions, disc players, and phones
Electrical and Scientific Apparatus