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US1541906A
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Furnace for use in the manufacture of sheet glass by vertical drawing
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US1551980A
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Arrangement for controlling or regulating the thickness of sheet glass obtained by vertical drawing
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US1582132A
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Method of controlling the temperature of cast glass in the manufacture of sheet glass by vertical drawing
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GB202576A
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Method of and means for controlling or regulating the thickness of sheet glass obtained by vertical drawing
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GB205404A
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Improvements in or relating to heating arrangements for furnaces for use in the manufacture of sheet glass by vertical drawing
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GB203260A
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Improvements in or relating to furnaces for use in the manufacture of sheet glass by vertical drawing
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GB205779A
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A method of and means for controlling the temperature of molten glass in the manufacture of sheet glass by vertical drawing
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DE444210C
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Oven for making sheet glass by pulling vertically
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DE426649C
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Device for pulling glass sheets from the molten mass
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DE425356C
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Device for drawing sheet glass from the molten mass
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CA248394A
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Heating arrangement for furnaces for use in the manufacture of sheet glass
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CA248393A
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Means for controlling the temperature of cast glass
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CA243209A
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Method and means of controlling or regulating the thickness of sheet glass obtained by vertical drawing
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CA243210A
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Furnace for the manufacture of sheet glass by vertical drawing
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