AIDS | HIV/AIDS | World AIDS Day | International AIDS Society | Elton John AIDS Foundation | San Francisco AIDS Foundation | World Aids Day | The Global Fund to Fight AIDS, Tuberculosis and Malaria | Roger Hearing | New Zealand AIDS Foundation | Loudermill hearing | HIV/AIDS in Africa | HIV-AIDS | Hearing Voices Movement | Hearing (sense) | Hearing (law) | hearing | Conductive hearing loss | Canadian AIDS Society | Broadway Cares/Equity Fights AIDS | American Speech-Language-Hearing Association | Alive & Well AIDS Alternatives | AIDS Foundation of Chicago | XVI International AIDS Conference, 2006 | XVI International AIDS Conference | United States congressional hearing | Student Global AIDS Campaign | Stop AIDS Project | Speech and Hearing Bioscience and Technology | She's Hearing Voices |
Hugh S. Knowles (Hynes Iowa Sept. 23, 1904 - April 22, 1988) was an American acoustical engineer, inventor, and manufacturer in the hearing aids field.
Founded in 1940, Beltone is a hearing aid company headquartered in Glenview, Illinois, and one of the largest, most advanced manufacturers and distributors of hearing aids in the world.