Nonmetallic building materials Trademarks Filed in May 17, 1973
ENVIRO
Filed: May 17, 1973
COLD STORAGE DOORS AND DOOR SEALS
Owned by: ASI DOORS, INC.
Serial Number: 72457777
AMERICAN GYPSUM
Filed: May 17, 1973
WALLBOARD
Owned by: American Gypsum Company
Serial Number: 72457791
TERRALOK
Filed: May 17, 1973
CLAY MATERIAL USED FOR STABILIZING BACKFILLS
Owned by: AMERICAN COLLOID COMPANY
Serial Number: 72457815