Christoph Hausammann

Swiss patent · CH681278 · Holder, Inventor

Swiss patent · CH680113 · Inventor

Swiss design · 117728 · Holder

Swiss design · 117655 · Holder

Swiss patent · CH679125 · Holder, Inventor

Swiss design · 117488 · Holder

Swiss design · 117487 · Holder

European patent · EP0290506 · Holder