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JPH08163699A
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Hearing aid had on ear,and its manufacture
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CN1124003A
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Hearing aid to be worn in the ear and method for its manufacture
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CA2137098A1
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Hearing aid to be worn in the ear and method for its manufacture
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EP0702502A1
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Programming adaptor for hearing aids
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EP0629101A1
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Hearing aid to be worn in the ear and method for manufacturing the same
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CH689852A5
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Hearing aid.
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CH686330A5
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Remote control device for wireless data transmission to receiver in hearing aid
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CH689851A5
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Adaptor for hearing aid esp. programming adaptor
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CH686646A5
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Hearing aid adaption system
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EP0535425A2
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Method for amplifying an acoustic signal for the hard of hearing and device for carrying out the method
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CH688459A5
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Method for digitizing a signal processing unit for its execution
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AU8586691A
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A method of supressing noise in hearing aids
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AU8586891A
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A switched amplifier
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DK270790D0
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Hearing aid with programmable audio input
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DE4035506A1
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Housing for an electrical device
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DE4031131A1
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Hearing aid with electronic switch - which can cut out or change control range of vol. control
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EP0402681A1
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Electrical plug connector
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EP0398237A2
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Method for manufacturing hearing aids
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CH680250A5
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Remote-controlled hearing aid - is switched on and off by hand-held transmitter
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CH680249A5
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Remote-controlled hearing aid - includes hand-held controller transmitting periodic signals to indicate correct functioning
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