Anh
thermionic valve
hot-cathode lamp
Đức
Gluehkathodenroehre
Glühkathodenlampe
Pháp
lampe à cathode chaude
lampe à cathode chaude /ENG-ELECTRICAL/
[DE] Gluehkathodenroehre
[EN] thermionic valve
[FR] lampe à cathode chaude
[DE] Glühkathodenlampe
[EN] hot-cathode lamp