MC

Michel Charpentier

UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Claye-Souilly, FR: #20 of 35 inventorsTop 60%
Overall (All Time): #4,096,467 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4288783 Device for selectively authorizing passage through a door Dominique Chauvat 1981-09-08