Cleartron thermionic triode valve

Made:
1927 in England
Cleartron thermionic triode valve

Cleartron thermionic triode valve
Science Museum Group
© The Board of Trustees of the Science Musuem

Cleartron thermionic triode valve C-T 08

Details

Category:
Radio Communication
Object Number:
Y7001.907
Materials:
glass, metal (unknown) and bakelite
type:
triode valve and thermionic valve