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Title: CV257 disc sealed triode, 500-1000 MHz (E1457) [Go to resource]
Description: CV257 disc sealed triode, 500-1000 MHz (E1457) License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: electronic valve Temporal: 1950 Source: Science Museum Creator: The General Electric Co. Ltd. Identifier: 1997-207 Go to resource More Like this...
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