SH

Siegfried Hanchen

📍 Esslingen am Neckar, DE: #258 of 469 inventorsTop 60%
Overall (All Time): #4,089,686 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4268071 Device for coupling pipeline flanges Hans-Dieter Fabrowsky 1981-05-19