Lee de Forest
18731961
American inventor who developed the Audion triode vacuum tube, fundamentally enabling modern radio and long-distance telephony
2 goffadwriaeth wedi'u canfod
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Gweld pob un yn Bywydau gyda'r hidlydd wedi'i gymhwyso18751961
Swiss psychiatrist, psychotherapist, and psychologist who founded analytical psychology and developed the concept of archetypes
