Horst Lettner

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Glattbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for feeding of molten strands to a drainage trough
- Patent number 4,530,649
- Issue date Jul 23, 1985
- AUTOMATIK Apparate-Machinenbau H. Hench GmbH
- Heinrich Philipp
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Feeding of molten strands to a discharge trough
- Patent number 4,528,157
- Issue date Jul 9, 1985
- Automatik Apprate-Maschinenbau H. Hench GmbH
- Horst H. Lettner
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Device for the dehydration and drying of solids, especially of hydr...
- Patent number 4,489,505
- Issue date Dec 25, 1984
- Automatik Apparate-Maschinenbau H. Hench GmbH
- Hans Hench
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL