RG

Robert Gudmandsen

OA Ortofon Manufacturing A/S: 1 patents #1 of 3Top 35%
Overall (1989): #63,231 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4884262 Magnetic system for a stereo pick-up with a movable coil Jan Lindberg Larsen, Per Winfeld 1989-11-28