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Wolfgang Erdmann
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Ratingen, DE
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last 30 patents
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Patent Grant
Apparatus for producing highly curved sheets of glass
Patent number
4,723,983
Issue date
Feb 9, 1988
Techno Glas Engineering GmbH
Wolfgang Erdmann
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
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Patent Application
System and process for heat treatment of glass
Publication number
20050022558
Publication date
Feb 3, 2005
Edmund Erdmann GmbH and Co. KG
Wolfgang Erdmann
C03 - GLASS MINERAL OR SLAG WOOL