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In Reply to: RE: Anyone ever see a grey glass Sylvania 6sn7 before? posted by andy evans on September 03, 2021 at 16:08:23
You think TungSol made that?
I have no idea, just asking.
It doesn't look like a Sylvania bottle, unless I'm overestimating its age.
Maybe a chrome-dome mated with a metal-base?
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