MIL-E-1/1218 › Complete Document History
Electron Tube, Type 6688A (Navy) (Use MIL-PRF-1/1225)
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CANCELLATION NOTICE 1 - ELECTRON TUBE, TYPE 6688A (NAV - June 12, 1963
BASE - Electron Tube, Type 6688A (Navy) - Jan. 1, 1963 |