BIOFILTRATION
Filed: October 5, 1987
CONSTRUCTION OF FACILITIES FOR SUCH TREATMENT
Owned by: KEYSTONE ENVIRONMENTAL RESOURCES, INC.
Serial Number: 73688149
ENGINEERED BIODEGRADATION SYSTEM
Filed: October 5, 1987
DESIGN AND CONSTRUCTION OF FACILITIES FOR SUCH TREATMENT
Owned by: KEYSTONE ENVIRONMENTAL RESOURCES, INC.
Serial Number: 73688221
SPECTRIX
Filed: December 30, 1987
SERVICES RELATED TO THE CHEMICAL ANALYSIS OF MATERIALS FOR ENVIRONMENTAL PURPOSES TO INCLUDE CHARACTERIZATION OF HAZARDOUS…
Owned by: KEYSTONE ENVIRONMENTAL RESOURCES, INC.
Serial Number: 73703415
KEYSTONE ENVIRONMENTAL RESOURCES, INC.
Filed: February 25, 1988
DEVELOPMENTAL SERVICES, NAMELY PLANNING, LAYING OUT AND CONSTRUCTION OF INDUSTRIAL AND COMMERCIAL FACILITIES DESIGNED TO…
Owned by: KEYSTONE ENVIRONMENTAL RESOURCES, INC.
Serial Number: 73713273
KEYSTONE
Filed: February 25, 1988
DEVELOPMENTAL SERVICES, NAMELY PLANNING, LAYING OUT AND CONSTRUCTION OF INDUSTRIAL AND COMMERCIAL FACILITIES DESIGNED TO…
Owned by: KEYSTONE ENVIRONMENTAL RESOURCES, INC.
Serial Number: 73713333
BIFAR
Filed: October 13, 1989
EQUIPMENT OR APPARATUS FOR THE TREATMENT OF WASTE WATER COMPRISING REACTOR VESSELS, RECYCLE TANKS, AND RECYCLE PUMPS SOLD…
Owned by: KEYSTONE ENVIRONMENTAL RESOURCES, INC.
Serial Number: 73831094
BIFAR
Filed: October 13, 1989
EQUIPMENT OR APPARATUS FOR THE TREATMENT OF WASTE WATER COMPRISING REACTOR VESSELS, RECYCLE TANKS, AND RECYCLE PUMPS SOLD…
Owned by: KEYSTONE ENVIRONMENTAL RESOURCES, INC.
Serial Number: 73831146
