CE

Charles O. Ehret

📍 Chesterfield, MO: #1,900 of 6,461 inventorsTop 30%
🗺 Missouri: #6,609 of 23,789 inventorsTop 30%
Overall (All Time): #1,667,905 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4977818 Air flow control system Harry L. Taylor 1990-12-18
4968072 Bolt lock Harry L. Taylor 1990-11-06
4928583 Air flow control system Harry L. Taylor 1990-05-29