Hermann Schweizer

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Neusaess, DE

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Patents Grantslast 30 patents

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Fluorescent lamp with luminescent material layer thickness accordin...
- Patent number 6,340,862
- Issue date Jan 22, 2002
- Patent-Treuhend-Gesellschaft fuer Elektrische Glüehlampen mbH
- Reinhard Lecheler
- H01 - BASIC ELECTRIC ELEMENTS