SS

Stephan Steffen

SB Sf-Kooperation Gmbh Beton-Konzepte: 2 patents #2 of 2Top 100%
📍 Bremen, DE: #293 of 1,098 inventorsTop 30%
Overall (All Time): #2,075,897 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8500362 Molded brick for laying ground coverings — 2013-08-06
8100608 Retaining wall — 2012-01-24