HP

Helmut Prulamp

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
Overall (All Time): #4,063,529 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4310131 Braking mechanism, as for a tape recorder Horst Althuber 1982-01-12