Today in 1941, US Patent 2260958 A was issued, an invention of Albert R. Tomson, for his “Beer Cooler.” There’s no Abstract, although in the description it includes this summary:

This invention relates generally to a cooling and dispensing apparatus for carbonated beverages and is particularly designed for advantageous use as ‘a direct draw box for beer.

One of the objects of the. invention is to provide an apparatus of this character which is designed and adapted to use ice as the cooling or refrigerating medium and which cools the beer to any temperature at which beer can be sold with satisfaction and yet provide for the drawing of a glass of beer Without the use of rubber or block tin coil connections for the beer to flow through before it reaches the glass. The beer flows from the barrel or keg directly through the tap rod and faucet to the glass.

Another object of the invention is to provide a cooling and dispensing apparatus of this character and having these advantages and which is simple and durable in construction, reliable and efficient in operation, attractive in appearance, convenient in use, and susceptible of comparatively inexpensive manufacture.

Another object of the invention is to provide a cooling and dispensing apparatus of this character in which provision is made for cooling the beer in the tap rod and tap fitting and incidentally also cooling the head of the keg or barrel.