PL

Philippe Lefebvre

CO Conte: 2 patents #1 of 3Top 35%
📍 Amiens, FR: #1 of 2 inventorsTop 50%
Overall (2019): #131,149 of 560,194Top 25%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10316208 Pencil for writing or colouring Julien Gouerec 2019-06-11
10308063 Paper pencil lead Frédéric Claptien, Julien Gouerec 2019-06-04