Helfried Hertel

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Lorrach, DE

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Patents Grantslast 30 patents

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Apparatus for this application of an adhesive web longitudinally an...
- Patent number 4,401,503
- Issue date Aug 30, 1983
- Ciba-Geigy Corporation
- Helfried Hertel
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL