Glass-ceramic plate and its manufacturing process
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United States of America Patent
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Sep 19, 2000
Grant Date -
N/A
app pub date -
May 20, 1998
filing date -
May 20, 1997
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A glass-ceramic plate has at least one opening which is intended to house an atmospheric gas burner. At least part of the edge of the opening is polished and the opening is at the top of a local deformation of the plate.
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