FG

Friedrich Gebhart

BK Baustoffwerke Gebhart & Soehne Gmbh & Co. Kg: 1 patents #6 of 8Top 75%
Overall (All Time): #2,860,993 of 4,157,543Top 70%
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Patent #TitleCo-InventorsDate
10309301 Constant-volume combustion engine Richard Maier 2019-06-04