US

Ulrich Schaal

📍 Konstanz, DE: #178 of 527 inventorsTop 35%
Overall (All Time): #2,293,514 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5357771 Dry-cleaning apparatus permitting use of ignitable or potentially explosive solvents — 1994-10-25
5301379 Dry-cleaning method using ignitable or potentially explosive solvents — 1994-04-12