FK

Frederick D. Keeler

📍 Trumbull, CT: #183 of 533 inventorsTop 35%
🗺 Connecticut: #12,311 of 34,797 inventorsTop 40%
Overall (All Time): #1,680,952 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
RE31496 Tamper-proof closure 1984-01-17
4361457 Method for making a container closure with liner Carleton Ellis, Jr. 1982-11-30
4337870 Tamper-proof closure cap and method of fabrication 1982-07-06