leunghb 发表于 2013-11-9 12:13:05

MIL-E-1/61C NOTICE 3 21 July 1997 Electron Tube, Receiving Type 12SK7

MIL-E-1/61C
NOTICE 3
21 July 1997

Electron Tube, Receiving Type 12SK7

admin 发表于 2013-11-9 12:38:10


谢谢您的分享，金币已奖励！
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