Gunilla Hakansson

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Helsingborg, SE

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Patents Grantslast 30 patents

Information Patent Grant
Enhancement of fluorescent whitening agents: water-soluble phosphon...
- Patent number 5,266,078
- Issue date Nov 30, 1993
- W. R. Grace & Co.-Conn.
- Ulrich Welkener
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...