Today in 1896, US Patent 554806 A was issued, an invention of Marion Warren, for his “Filling and Bunging Apparatus.” There’s no Abstract, although in the description it includes this summary:

The object of my invention is to provide apparatus for filling packages with liquid and bunging the same expeditiously and securely, the same being especially adapted for the treatment of carbonated beverages, such as lager-beer, which by means of my improved apparatus I am enabled to place in the trade or selling package without material loss of gas or pressure.