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Sam Naylor
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15,881. Naylor, S., [Ricordeau, L. A., and Liegard, E. H.]. July 27. Heating buildings &c.-Pebbles or analogous hard substances are placed in the water space of hot-water radiators or in hot-water pipes to reduce the amount of water, thereby reducing the time necessary for raising its temperature.
GB190815881D1908-07-271908-07-27Improvements in Hot Water Heating Apparatus.
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