HH

Hans-Dieter Held

MA Matth. Hohner Ag: 1 patents #1 of 3Top 35%
📍 Trossingen, DE: #1 of 4 inventorsTop 25%
Overall (1982): #61,190 of 81,411Top 80%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4347775 Plug for mouthpiece of a wooden recorder Waldemar Schaller 1982-09-07