Thermo King Model A

Black and white dagram of the Thermo King Model A included in Frederick M. Jones’ 1939 patent application to the U.S. Patent and Trademark Office.

Description

Diagram of the Thermo King Model A included in Frederick M. Jones’ 1939 patent application to the U.S. Patent and Trademark Office.

Holding Location

U.S. Patent and Trademark Office

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