OS

Otto Stehl

BG Bfg Glassgroup: 1 patents #19 of 47Top 45%
📍 Werden, DE: #9 of 19 inventorsTop 50%
Overall (All Time): #4,094,576 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4282856 Solar-energy collector Hans Spakowski 1981-08-11