C - Chemistry – Metallurgy – 03 – B
Patent
C - Chemistry, Metallurgy
03
B
49/77
C03B 19/00 (2006.01)
Patent
CA 1077720
SAGGING GLASS ARTICLES Abstract of the Disclosure A preformed sheet of glass is formed by sagging such a sheet with a plurality of linked indentations comprising multiple curved interdependent impressions from which a plurality of sagged pieces are cut to produce lenses in final form.
274855
Bourg Andre
Hazart Jean-Pierre
Jouret Jacques-Yves
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