Today in 1900, US Patent 654788 A was issued, an invention of Alfred E. Feroe, for his “Ale or Beer Filter.” There’s no Abstract, although in the description it includes this summary:

My invention relates to an improved ale and beer filter for brewery use.

The object of my improvement is to provide a device of a very large capacity, simple in construction, strong, durable, and efficient in operation, and of as few parts as is consistent with perfect work.-

To attain these ends the invention comprises a series of filter-sections which when put together form a series of compartments. Each compartment has inlet and outlet passages and means for filtration and is a complete filter in itself.