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Complete Document History
Electron Tube, Receiving Type 6688
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Obsolete Revision Information:
REVISION C - Electron Tube, Receiving Type 6688 - Feb. 10, 1981
REV B AMENDMENT 1 - AMENDMENT 1 FOR REVISION B - Feb. 13, 1976
REVISION B - Electron Tube, Receiving Type 6688 - Nov. 15, 1968