Johan L. Ebregt

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Arnhem, NL

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Patents Grantslast 30 patents

Information Patent Grant
Variable-aperture process for the manufacture of filaments from aro...
- Patent number 4,702,876
- Issue date Oct 27, 1987
- Akzo N.V.
- Johan L. Ebregt
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING