Siemens Thermionic Valve

Made:
1917 in Germany

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Science Museum Group
© The Board of Trustees of the Science Museum

Science Museum Group
© The Board of Trustees of the Science Museum

Siemens thermionic valve.

Details

Category:
Electronic Components
Object Number:
Y7000.2719
Materials:
glass, metal (unknown)
type:
thermionic valve
taxonomy:
  • component - object
credit:
Gift of Mr J Snowden

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