| 摘要 |
The present invention relates to: a method of bending the perimeter of at least one opening (2) provided in a glass-ceramic precursor plate (1), said perimeter describing a closed curve without sharp angles; a method of manufacturing a glass-ceramic plate (10', 10'') in which at least one opening (2) is provided, whose perimeter describing a closed curve without sharp angles is bent; novel glass-ceramic plates (10', 10''), obtainable by implementing said manufacturing methods.
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