JF

Jean A. Fargnier

📍 Fontenay-sous-Bois, FR: #39 of 144 inventorsTop 30%
Overall (All Time): #2,325,868 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4953260 Automatic door closer having an adjustable torsion spring and configured end fittings — 1990-09-04
4845811 Automatic door closer having an adjustable torsion spring and configured end fittings — 1989-07-11