Patent Drawing of Engine - Pénaud & Gauchot 1876 amphibian aeroplane patent Public domain  image

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Patent Drawing of Engine - Pénaud & Gauchot 1876 amphibian aeroplane patent Public domain image

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Summary

Drawings of the large amphibian aircraft that Alphonse Pénaud and Paul Gauchot patented on February 16, 1876. Patent No. 111.574 for «Un aéro-plane ou appareil aérien volant»

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Date

1876
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Source

Wikimedia Commons
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public domain

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