Ventilating Fan | 1889 | Patent No. 9526-United States Patent Office-Maymont Patent Group
Ventilating Fan | 1889 | Patent No. 9526-United States Patent Office-Maymont Patent Group

Ventilation Fan by Matthews & Yates, 1889


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DESCRIPTION:

This 1889 original linen-backed lithograph is a patented an improvement of ventilation fans by W. Matthews and J. Yates.

 

All patent lithographs sold by Maymont Group are 100% ORIGINAL.

These are the original lithographs from the Patent and Trademark Office.