Leonardus A. van Der Heyden

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5152 SN Drunen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of a coagulated material
- Patent number 4,886,702
- Issue date Dec 12, 1989
- Dirk P. Spek
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Coagulated materials
- Patent number 4,833,173
- Issue date May 23, 1989
- Dirk P. Spek
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...