|
ATA237694A
|
|
Hearing aid
|
|
ATA194393A
|
|
Hearing aid
|
|
ATA197792A
|
|
Bone line hearing aid
|
|
ATA224591A
|
|
Method for processing signals
|
|
ATA224691A
|
|
Method for shifting the frequency of signals
|
|
ATA160591A
|
|
Remote control device
|
|
ATA153691A
|
|
Communications system
|
|
ATA223790A
|
|
Hearing aid with filter circuit
|
|
ATA150090A
|
|
Hearing aid
|
|
ATA22890A
|
|
Single channel circuit for a hearing aid
|
|
EP0362189A2
|
|
Battery space with a contact arrangement
|
|
US4964170A
|
|
Hearing aid
|
|
ATA315387A
|
|
ELECTROACOUSTIC DEVICE TO WEAR IN THE EAR
|
|
ATA162787A
|
|
Hoergeraet
|
|
EP0173371A1
|
|
Hearing-aid device
|
|
ATA374784A
|
|
HEARING DEVICE TO WEAR IN THE EAR OR IN THE EAR CHANNEL
|
|
ATA232984A
|
|
Hoergeraet
|
|
ATA172284A
|
|
Control circuit for amplifiers, especially for hour devices
|
|
ATA127084A
|
|
Active sound panel for hoerage devices
|
|
US4417104A
|
|
Plug for miniature receiver
|
