Method and apparatus for hearing aid subscription support

A hearing aid distribution and service plan based on periodic subscription serves a wide range of hearing aid users with various needs for functionality and considerations for financial or value. One or more codes are provided for each hearing aid to allow for fitting by an authorized professional a...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HOWES CHRISTOPHER LARRY, MERCURY MARK, FABRY DAVID ALAN
Format:	Patent
Sprache:	eng
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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