E.H.T. rectifier
- Made:
- 1940-1959 in United States
- maker:
- General Electric
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LicenseE.H.T. rectifier, Coolidge, type KR3, serial no
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E.H.T. rectifier, Coolidge, type KR3, serial no. 7093, by General Electric, United States, 1940-1959.
