Lee de Forest
18731961
American inventor who developed the Audion triode vacuum tube, fundamentally enabling modern radio and long-distance telephony
2 ទំព័រវិញ្ញាណក្ខន្ធ បានរកឃើញ
មើលទាំងអស់ក្នុង Lives ជាមួយតម្រងដែលបានអនុវត្ត18751961
Swiss psychiatrist, psychotherapist, and psychologist who founded analytical psychology and developed the concept of archetypes
