MD

Matthias Dopp

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #3,994,438 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4584620 Measuring cassette for checking magnetic head alignment in a tape cassette recorder Erhard Schmidt 1986-04-22