Espresso Machines - Which One is Right For You? This is what people think of when they imagine an espresso machine. They are pumps-driven espresso machines that let the user control the grinding, tamping and extraction times. Luigi Bezzera, Desiderio Pavoni and others have patented improvements to the design. They https://coffeeeuk70400.blogprodesign.com/51772143/espresso-machine-sale-explained-in-fewer-than-140-characters