Udo Lobert

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Neuenburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Structural panel of gypsum with textile casing and method for produ...
- Patent number 4,394,411
- Issue date Jul 19, 1983
- Firma Carl Freudenberg
- Manfred Krull
- B28 - WORKING CEMENT, CLAY, OR STONE