Metal goods Trademarks Filed in October 11, 1960
DODUCO
Filed: October 11, 1960
REFINED PRECIOUS METAL IN BAR, BLOCK OR ROD FORM
Owned by: DR. EUGEN DURRWACHTER, DODUCO
Serial Number: 72106190
TALARON
Filed: October 11, 1960
RAW AND PARTLY WORKED BASE METALS AND THEIR ALLOYS
Owned by: DR. EUGEN DURRWACHTER DODUCO
Serial Number: 72106191
HELIOCHROME D
Filed: October 11, 1960
PRECIOUS METAL POWDER
Owned by: DR. EUGEN DURRWACHTER, DODUCO
Serial Number: 72106192
