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William Henry James Alexander
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16,694. Alexander, W. H. J. July 13. Fire-bars.-Boiler and similar furnaces are provided with grate bars b having solid cylindrical bosses a and locking projections c to retain the bars in their proper relative positions. Specifications 14,200/93 and 4436/94 are referred to.
GB191016694D1910-07-131910-07-13Improvements in Grate Bars for Boilers and other similar Furnaces.
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