May 2, 1930 Trademarks
ARLTON
Filed: May 2, 1930
COMBS
Owned by: DU PONT VISCOLOID COMPANY
Serial Number: 71299836
ENCI
Filed: May 2, 1930
PORTLAND CEMENT
Owned by: NAAMLOOZE VENNOOTSCHAP EERSTE NEDERLANDSCHE CEMENT INDUSTRIE ENCI
Serial Number: 71299852
