HB

Heinz Brych

📍 Trier, DE: #36 of 165 inventorsTop 25%
Overall (All Time): #1,663,441 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4987683 Perforation hand punch 1991-01-29
4622256 Accounting card 1986-11-11
4476633 Pliers for punching cards or tickets 1984-10-16