AT

Antoaneta Tschawow

KR Koh-I-Noor Rapidograph: 1 patents #18 of 38Top 50%
Overall (All Time): #3,957,225 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4764045 Writing instrument with reservoir having perpendicular fibers — 1988-08-16