Nonmetallic building materials Trademarks Filed in June 14, 1972
DYWIDAG

DYWIDAG

Filed: June 14, 1972
[ MATERIALS FOR PRODUCING TAMPED, REINFORCED AND STRESSED CONCRETE, SUCH AS GRAVEL, SAND AND PUMICE ]
Owned by: DYWIDAG VERWALTUNGSGESELLSCHAFT MBH
Serial Number: 72427154