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PATENT SPECIFICATION No. 12,949. APPLICATION DATE: 18th July, 1900. SPECIFICATION ACCEPTED: 8th June, 1901. TITLE: ANTI BACTERIA SYSTEM AND APPLIANCES FOR THE USE OF BREWERS OF ALE BEER AND PORTER OR STOUT DURING THE PROCESSES OF COOLING FERMENTATION AND RACKING. APPLICANT: JOHN WILLIAM BENNETT, L.D.S. of The Hotel Victoria, Holwell, Flint. Size: 195mmx270mm. No. of pages of text: 7. No. of pages of drawings: 2. Size of page of drawing/s: 300mmx225mm. Brief Description of Patent: A novel system designed for the protection of brewer's wort, from the effect of, and conatct with, the atmosphere, thereby ensuring its freedom from bacteria, which, by reason of their power of setting up an independent acetous ferment making the yeast fermentation fretful and uncertain. In addition to the system mentioned a system of using steam as a sterilizer, by forcing it through all the connected vessels. Condition: Slight crinkling.Wear to left hand edge where patent has been removed from the volume. This was sold by Manchester Library and has their stamp impression on some of the pages/drawings. Multiple Item Postage: Patents can be combined for postage costs, the cost is the same whether you purchase one or several, so check out our Ebay Shop patent listings as well. This patent specification has been disbound from a volume of 100 different patents. This is an original HMSO published item at the time, not a modern copy as are being sold elsewhere. The drawings are often ideal for framing. It is part of a collection of several volumes from the 1893-1900,1907 & 1920/50's that I have from which individual patents will be sold over the next few years.