GOST R 51646-2000 Rehabilitation telephonies means of communication for disable persons with violations of hearing or eyesight. Classification. Basic parameters
This standard applies to rehabilitation means of telephone communication for people with hearing or vision disabilities related to the
GOST R 51646-2000 history
2021GOST R 51646-2021 Rehabilitation telephone means of communication for disabled persons with violations of hearing or eyesight. Classification. Basic parameters
2000GOST R 51646-2000 Rehabilitation telephonies means of communication for disable persons with violations of hearing or eyesight. Classification. Basic parameters