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[PATENT MODEL]. Cast Iron and Brass Model of a Box-Bed Steam Engine with an Improved Cut-Off Valve. [U. S. Patent Office, ca. 1830-1880]. Model of a steam engine with cut-off valve. 11 ½ x 7 x 6 ¾". Rusted, wooden base missing, moving parts do not seem to move. Good. With printed COA of the United States Patent Model Foundation with embossed stamp. Patent number or inventor unknown.
[PATENT MODEL]. Cast Iron and Brass Model of a Box-Bed Stea...
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Minimum Bid: $200.00
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Estimate: $400.00 - $600.00
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