Norbert Spiegel

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Dornbirn, AU

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Patents Grantslast 30 patents

Information Patent Grant
Gas discharge lamp ballast circuit with frequency modulated pulse c...
- Patent number 5,365,151
- Issue date Nov 15, 1994
- Tridonic Bauelemente GmbH
- Norbert Spiegel
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR