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Expired
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George Alfred Edman
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Individual
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Individual
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Publication of GB191228029ApublicationCriticalpatent/GB191228029A/en
28,029. Edman, G. A. Dec. 5. Fuel - economizers-A coal-saver consists of a perforated hollow spheriodal body formed in one piece of cast-iron or other suitable material with integral legs 6. The body is perforated at the top, bottom, sides, and ends, as shown. The exterior may have grooves, channels, projections, or the like.