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Alan and Sharon Kline's website

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Home >> Documents and downloads >> Patent 0,979,275
Details for Patent 0,979,275
PropertyValue
NamePatent 0,979,275
Description

The original Lee DeForest "Audion" patent.

 (Yes, we know the zero shouldn't prefix the number in the title. We did that to keep the patents in the proper order...)

Filesize470.49 kB
Filetypepdf (Mime Type: application/pdf)
Hits1312 Hits
 
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