Walter Ritzmann
Schaffhausen
Trademarks, designs and patents
CREATIVE THE POOL FOR EXCELLENT ENGINEERING
Swiss trademark · 689344 · Holder
Spielwürfel
Swiss design · 142476 · Designer, Holder
Ziergegenstand
Swiss design · 142468 · Designer, Holder
Zifferblatt
Swiss design · 142464 · Designer, Holder
Kerzenhalter
Swiss design · 142448 · Designer, Holder