Einstein Refrigerator

Einstein, possibly one of the greatest minds of all time, sat down and decided to create a home refrigeration unit. Not many people know this fact but it is true. From the years of 1926 till 1933 Einstein and one of his former students Leo Szilard worked on a refrigeration unit. They finally finished it in 1933 and decided to get their patent for it.

Here is what the patent schematic for the looked like: