IF

Ingo H. Friedrichs

📍 Schwelm, DE: #53 of 106 inventorsTop 50%
Overall (All Time): #3,997,936 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4597720 Cleaning apparatus for the wet cleaning of building walls and floors, swimming pools, automobiles and the like 1986-07-01