HJ

Harald Johannes

CK Chemische Fabrik Kalk: 1 patents #5 of 11Top 50%
📍 Goldkronach, DE: #524 of 878 inventorsTop 60%
Overall (All Time): #4,106,958 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4190292 Process for suppressing dust in mines Gunther SEIFERT, Hans Lewer, Dieter Poller 1980-02-26