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last 30 patents
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Patent Grant
Curved glazed roofs
Patent number
4,901,499
Issue date
Feb 20, 1990
Glaceries de Saint-Roch S.A.
Henri Mairlot
E04 - BUILDING
Information
Patent Grant
Curved glazed panels
Patent number
4,899,507
Issue date
Feb 13, 1990
Glaceries de Saint-Roch S.A.
Henri Mairlot
B32 - LAYERED PRODUCTS
Information
Patent Grant
Curved glazed roofs
Patent number
4,848,048
Issue date
Jul 18, 1989
Glaceries de Saint-Roch S.A.
Henri Mairlot
E04 - BUILDING