CS

Carlo Steffen

📍 Carouge, CH: #2 of 3 inventorsTop 70%
Overall (1982): #73,106 of 81,411Top 90%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4312454 Modular construction element for building a pigeonhole-type wall — 1982-01-26