1943 Thermostat Patent
by Dan Sproul
Title
1943 Thermostat Patent
Artist
Dan Sproul
Medium
Drawing - Digital
Description
Vintage 1943 thermostat patent fully restored on aged paper. A unique and historical piece for anyone in the business of HVAC.
Uploaded
October 20th, 2021
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Viewed 1,140 Times - Last Visitor from New York, NY on 04/20/2024 at 7:15 AM
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