Kurt Georg Dörpinghaus

Zollikofen

Trademarks, designs and patents

Flächenhaftes Positionierungsstück

Swiss patent · CH603092 · Holder, Inventor

Deleted
Armtragschlinge

Swiss patent · CH603153 · Holder, Inventor

Deleted
Verstellbarer Schlaufenverschluss

Swiss patent · CH574719 · Inventor

Deleted