HJ

Hendrikus Looren de Jong

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #4,099,490 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4297731 Playback apparatus for correcting locking errors Harald Melwisch 1981-10-27