Ericsson Air Engine, Patent Model
National Museum of American History

Ericsson Air Engine, Patent Model

Ericsson, John · 1858

brass (overall material)
National Museum of American History
CC0 — Public Domain
National Museum of American History

This model was submitted to the U.S. Patent Office with the application for Patent no. 22281, issued to John Ericsson, December 14, 1858.

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