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Author is exactly "General Electric Company"
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Correspondence from General Electric Company to Grote Reber
Start Date
:
1949-06-10
Creator
:
Papers of Grote Reber
Series
:
Radio Astronomy
Unit
:
21 cm Development
Type
:
Text
Description
:
Triode tune E1771 still an experimental type; suggests other types of tubes
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Correspondence from General Electric Company to National Bureau of Standards
Start Date
:
1947-10-29
Creator
:
Papers of Grote Reber
Series
:
Radio Astronomy
Unit
:
21 cm Development
Type
:
Text
Description
:
DET22 UHF triode tube info