Conducted an early public demonstration of his large screen television system on a closed-circuit channel at Proctors in Schenectady
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Conducted an early public demonstration of his large screen television system on a closed-circuit channel at Proctors in Schenectady
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-24 from Wikipedia. The archived copy is preserved so this citation survives link rot.