Nonmetallic building materials Trademarks Filed in August 30, 1979
ACCROPODE
Filed: August 30, 1979
Concrete Blocks for Protecting Coastal or River Structures
Owned by: Societe Grenobloise D'Etudes et D'Applications Hydraulliques (SOGREAH)
Serial Number: 73229508
MANHOLE LEVELER
Filed: August 30, 1979
Cement-Base Material for Setting Manholes
Owned by: THORO SYSTEM PRODUCTS, INC.
Serial Number: 73229581
