Vacuum Tube 1943 Patent Art
by Prior Art Design
Title
Vacuum Tube 1943 Patent Art
Artist
Prior Art Design
Medium
Drawing
Description
This patent art print is based on a Vacuum Tube patent from 1943.
Uploaded
July 7th, 2012
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Viewed 1,343 Times - Last Visitor from Wilmington, DE on 04/21/2024 at 12:28 AM
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