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Thomas Bonsall Edwards
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5750. Edwards, T. B. March 12. Baffles.-Smoke tubes, which have water tubes inside them, are fitted with spiral " springs " J to hold the water tubes in place and retard the furnace gases. The construction is especially applicable to marine boilers, to horizontal and vertical fire-engines, and to locomotive and motor boilers.
GB190305750D1903-03-121903-03-12Improvements in Steam Generators or Boilers.
ExpiredGB190305750A
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