Today in 1963, US Patent 2226813 A was issued, an invention of Erik Krabbe and Kenneth W. Wendt, assigned to Miller Brewing, for his “Process in the Manufacture of Beer and the Like.” There’s no Abstract, although in the description it includes this summary:

The present invention relates to an improved process and apparatus for the manufacture of beer and the like and includes among its objects the provision of improved apparatus for aging and finishing of beer and fermented beverages, and of improved procedures for accomplishing the same.

The present invention contemplates a number of embodiments, including installations for the conversion of existing tank storage facilities to a system of continuous flow aging and without undue modification thereof. Other embodiments provide disclosures of relatively more economical construction for use in new installations, and which provide similar desirable results in the end product.