Environmental control apparatus Trademarks Filed in March 24, 1975
GLASTEEL
Filed: March 24, 1975
DOMESTIC HOT WATER TANKS AND HEATERS THEREFOR
Owned by: NATIONAL STEEL CONSTRUCTION CO.
Serial Number: 73047505
WHITLOCK
Filed: March 24, 1975
INDUSTRIAL SHELL AND TUBE HEAT EXCHANGERS
Owned by: KETEMA, INC.
Serial Number: 73047569
ROOFMASTER
Filed: March 24, 1975
VARIOUS TYPES OF PUMPS FOR WATER AND ALSO VISCOUS HOT FLUIDS
Owned by: OAKCROFT ASSOCIATES, INC.
Serial Number: 73047608
