"Old Napoleon III Siphon Coffee Maker"
Siphon coffee maker with balance, Gabet was the inventor in 1844. The coffee maker is composed of 2 containers placed side by side, one in glass for coffee and the other in ceramic for water. To obtain coffee, the water was transferred through the channel of a tube from one container to the other to finally become heavy and trigger a balance. The burner was then automatically extinguished at the appropriate time. White porcelain and glass, gilded brass and dragon head faucet. 19th century period 
Le Magazine de PROANTIC
TRÉSORS Magazine
Rivista Artiquariato