AS

Alfred Spitzenberger

Overall (2018): #492,465 of 503,207Top 100%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9970709 Furnace with a convection and radiation heating Robert Ebner, Bernard Jones, Uwe Keim 2018-05-15