Sonar-type sensory aids
作者： Russell Lindsay
DOI:
关键词: Audiology 、 Computer science 、 Sensory Aid 、 Sonar
摘要:
lens.org 参考文章(4)
Jr Harry Vantine, Proximity warning or position separation device ,(1960)
Robert E Miller, Range and direction finder ,(1945)
Lovett Joseph Leonard, Audible fish alarms ,(1955)
Edwin A Krauth, Aid for the blind ,(1946)