HK

Hans-Joachim Kraus

DK Dentaurum J.P. Winkelstroeter Kg: 1 patents #1 of 2Top 50%
Overall (1982): #61,002 of 81,411Top 75%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4347054 Orthodontic expansion screw Berthold Walter 1982-08-31