Jan Peter Elkhuizen

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Eindhoven, NL

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Patents Grantslast 30 patents

Information Patent Grant
Toothbrush having main bristles and having transversely and longitu...
- Patent number 6,463,615
- Issue date Oct 15, 2002
- Koninklijke Philips Electronics, N.V.
- Paul Gruber
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL