Helmer Gustafsson

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Valkeakoski, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing an absorbent composite in a sanitary produ...
- Patent number 5,922,163
- Issue date Jul 13, 1999
- Yhtyneet Paperitehtaat Oy
- Pekka Helynranta
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE