CK

Charles E. Kaempen

UN Unknown: 1 patents #206 of 2,107Top 10%
🗺 California: #4,598 of 17,285 inventorsTop 30%
Overall (1997): #168,092 of 185,788Top 95%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5590803 Composite double-wall underground tank structure and method for making same 1997-01-07