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Olaf Hadrich

SA Siemens Aktiengesellschaft: 1 patents #10,653 of 22,248Top 50%
Overall (All Time): #3,649,871 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5905643 Method and circuit arrangement for shaping a.c. voltage Kurt Göpfrich 1999-05-18