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Arrangement for jet abrasive machining
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Station for feeding,tipping and delivering articles
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Electrical furnace for making products of quartz glass
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Machine for placing vertically positioned products into horizontal position for vertical upward glass drawing plants
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Apparatus for polishing chamfers of glass-wire
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Apparatus for stirring glass mass
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Unit for photoexposing and crystallizing glass articles
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Illumination device
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Method of manufacturing large-size articles from light-sensitive glass
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Method of performing exposure of large-size plates of light-sensitive glass
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Lighting device
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Device for agitating glass mass
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