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Albert Edward Birch
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Individual
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Publication of GB190714330ApublicationCriticalpatent/GB190714330A/en
14,330. Birch, A. E. June 21. Vent pegs; overflow fittings.-A cup A is provided with a threaded tapered ferrule B, which can be screwed on to a porous vent peg. The products of fermentation rise through the peg and pass away along the tube C.
GB190714330D1907-06-211907-06-21New Device for use in connection with Vent Pegs.
ExpiredGB190714330A
(en)