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Volker Kalkau

WA Wafios Aktiengesellschaft: 1 patents #1 of 5Top 20%
📍 Lichtenstein, DE: #3 of 6 inventorsTop 50%
Overall (2017): #203,093 of 506,227Top 45%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9566637 Method and apparatus for production of helical springs by spring winding — 2017-02-14