(ABANDONED) IC 010. US 026 039 044. G & S: Hearing aids and parts therefor; ear plugs for medical use
(ABANDONED) IC 037. US 100 103 106. G & S: Repair of hearing aid devices and hearing protection devices
(ABANDONED) IC 042. US 100 101. G & S: Hearing aid acoustician services, namely providing advice and consultation with regard to the improvement of hearing ability, and the conduction of hearing and speech tests
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