US Patent Model for Hainsworths Steam Blower
US patent model for a steam blower invented by J. Hainsworth in 1868. His patent was issued on the date March 3rd 1868 and has original US patent tag # 75,011. The piece features a circular wooden model with vent attachment. Inside is a series of brass rotating paddles. The wood and metal model is mounted on a later made stand and includes original patent documentation and a plaque with the inventor's name. Made in the United States by J. Hainsworth. Please note of wear consistent with antique age including a small cracked on the bottom.