Werner Veldboer

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Stolberg, DE

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Patents Grantslast 30 patents

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Device for introducing a low turbulence displacement air flow into...
- Patent number 5,069,114
- Issue date Dec 3, 1991
- H. Krantz GmbH & Co.
- Franc Sodec
- F24 - HEATING RANGES VENTILATING
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- Patent number 4,580,381
- Issue date Apr 8, 1986
- H. Krantz GmbH & Co.
- Franc Sodec
- F21 - LIGHTING