Bertram Schwanitz

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Kempen, DE

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Patents Grantslast 30 patents

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Method for producing a twisted yarn in a combined spinning and twis...
- Patent number 5,964,083
- Issue date Oct 12, 1999
- Volkmann GmbH & Co.
- Roland Greis
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING