FB

Franz-Josef Bierbauer

PM Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh: 1 patents #270 of 558Top 50%
Overall (All Time): #4,005,190 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
4623815 Halogen incandescent-type reflector lamp, particularly for display illumination Rudolf Krieg, Friedrich Ziegler 1986-11-18