Cornelis Jacob Van De Velde

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Weert, NL

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Patents Grantslast 30 patents

Information Patent Grant
Lead-free amber-colored electric lamp
- Patent number 6,744,207
- Issue date Jun 1, 2004
- Koninklijke Philips Electronics N.V.
- Hubertina Maria Petra Ulenaers
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
Lead-free amber-colored electric lamp
- Publication number 20020117950
- Publication date Aug 29, 2002
- Hubertina Maria Petra Ulenaers
- C03 - GLASS MINERAL OR SLAG WOOL