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Robert George Shapcott
Henry Ernest Brown
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3412. Shapcott, R. G., and Brown H. E. Feb. 9. Grates and fuelholders; air supply. -At the back of an open firegrate, and resting on the bottom bars, is placed a hollow perforated bridge a of fireclay and asbestos &c. strengthened with inserted wires. Air is supplied to the fuel through the opening d and perforations c.
GB189703412D1897-02-091897-02-09A New or Improved Means for Improving the Combustion of Fuel in Open Fire Grates.
ExpiredGB189703412A
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