Ernst H. Dereser

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Battice, BE

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Patents Grantslast 30 patents

Information Patent Grant
Glass fiber reinforced cements and process for manufacture of same
- Patent number 4,289,536
- Issue date Sep 15, 1981
- Owens-Corning Fiberglas Corporation
- Ernst Dereser
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Glass fiber size composition and process
- Patent number 4,241,136
- Issue date Dec 23, 1980
- Owens-Corning Fiberglas Corporation
- Ernst Dereser
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Size composition
- Patent number 4,235,764
- Issue date Nov 25, 1980
- Owens-Corning Fiberglas Corporation
- Ernst H. Dereser
- C03 - GLASS MINERAL OR SLAG WOOL