DH

Dieter Hellwege

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
📍 Mittelnkirchen, DE: #3 of 3 inventorsTop 100%
Overall (All Time): #4,022,120 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4543582 Antenna for a submarine vessel Peter Steffen, Wolfgang Waldhelm 1985-09-24