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Norbert Schwarzenberg
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Herzogenrath, DE
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Patents Grants
last 30 patents
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Patent Grant
Method and apparatus for curving a glass sheet
Patent number
4,802,903
Issue date
Feb 7, 1989
Saint-Gobain Vitrage
Hans-Werner Kuster
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Method for bending laminated glass sheets
Patent number
4,738,704
Issue date
Apr 19, 1988
Saint-Gobain Vitrage
Luc Vanaschen
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Process and apparatus for bending glass plates in a horizontal posi...
Patent number
4,682,997
Issue date
Jul 28, 1987
Saint-Gobain Vitrage
Friedrich Halberschmidt
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Bending of glass sheets on a shaping bed consisting of rotating ele...
Patent number
4,557,745
Issue date
Dec 10, 1985
Saint-Gobain Vitrage
Friedrich Halberschmidt
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Apparatus for bending glass sheets
Patent number
4,493,724
Issue date
Jan 15, 1985
Saint-Gobain Vitrage
Norbert Schwarzenberg
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Cutting head for glass cutting machine
Patent number
4,392,404
Issue date
Jul 12, 1983
Saint-Gobain Vitrage
Norbert Schwarzenberg
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Apparatus for producing spacer frames for insulating glass window s...
Patent number
4,260,347
Issue date
Apr 7, 1981
Saint-Gobain Vitrage
Rolf Sawatzki
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS