Jean L. Spehner

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Strasbourg, FR

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Patents Grantslast 30 patents

Information Patent Grant
Reinforcement fibers and/or process fibers based on plant fibers
- Patent number 5,494,748
- Issue date Feb 27, 1996
- Ecco Gleittechnik GmbH
- Jean L. Spehner
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Reinforcement fibers and/or process fibers based on plant fibers, m...
- Patent number 5,232,779
- Issue date Aug 3, 1993
- Ecco Gleittechnik GmbH
- Jean L. Spehner
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL