NATIONAL POLLUTION CONTROL SYSTEMS, INC. Trademarks
PORTAKOR
Filed: December 26, 1973
PORTABLE MACHINE FOR CORING A HOLE IN THE SIDE OF A PIPE OR MANHOLE OF REINFORCED CONCRETE
Owned by: NATIONAL POLLUTION CONTROL SYSTEMS, INC.
Serial Number: 73009604
NPCS
Filed: December 18, 1974
CORE DRILLING MACHINERY-NAMELY, MACHINERY FOR CORE DRILLING HOLES IN REINFORCED CONCRETE MANHOLES, RISERS AND PIPES
Owned by: NATIONAL POLLUTION CONTROL SYSTEMS, INC.
Serial Number: 73039897
VERTAKOR
Filed: May 5, 1975
CORE DRILLING APPARATUS
Owned by: NATIONAL POLLUTION CONTROL SYSTEMS, INC.
Serial Number: 73043720
KOR N SEAL NATIONAL POLLUTION CONTROL SYSTEMS INC.
Filed: April 8, 1976
FLEXIBLE SEALS, SEAL CLAMPS AND SEAL EXPANDERS, SOLD AS A UNIT FOR PIPES AND MANHOLES
Owned by: NATIONAL POLLUTION CONTROL SYSTEMS, INC.
Serial Number: 73083195
