Werner Ratjen

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2302 Flintbek, DE

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Patents Grantslast 30 patents

Information Patent Grant
Agent for oral intake
- Patent number 5,603,950
- Issue date Feb 18, 1997
- Werner Ratjen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Treatment of bakery products to be stored in the deep frozen state
- Patent number 4,303,687
- Issue date Dec 1, 1981
- Werner Ratjen
- A21 - BAKING EDIBLE DOUGHS