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Inventor

SCHALK SVEN

DE2 patents
⚠️ This page may combine multiple inventors who share the name “SCHALK SVEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KARLSRUHE FORSCHZENT

1 patent

PATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH

1 patent