Helmut Ritter

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Wattmil, CH

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for automatically forming a yarn reserve on a...
- Patent number 4,022,389
- Issue date May 10, 1977
- Heberlein & Co. AG
- Valter Slavik
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL