A Rare Vintage Copper Birchmeier Flox 10 Knapsack Sprayer 1950s - Mint - In working condition. Unique garden agricultural sprayer from a famous Swiss manufacturer, solid copper, super decorative item in your home or office! Made in the 1950s in Switzerland by the company Birchmeier & Cie. This factory was founded in 1876 as a tinware factory and was one of the first producers of nebulizers, sprayers. In 1997, the company moved from its original location in Künten and relocated to Stetten. At that time this was a very expensive piece of equipment, almost entirely made of copper, is of such lasting quality that this device was used into the 1990s without any problem. Worn on the back, weight when empty is close to 6 kilos / 13 Lbs, more than the health and safety legislation .... A very decorative object, Great item for collectors of agricultural products, buyer or an antique style interior! Dimensions: H48 x W27 x D22 cm / 19" x 10" x 8.70" Seems like it has been used once then stored. Maybe a store demo model.