Environmental control apparatus Trademarks Filed in April 26, 1990
INFRA-PAK

INFRA-PAK

Filed: April 26, 1990
infrared heating equipment
Owned by: MESTEK, INC.
Serial Number: 74052931

TRAV-L-PURE

TRAV-L-PURE

Filed: April 26, 1990
water filtration and purification units for domestic and commercial use
Owned by: GENERAL ECOLOGY, INC.
Serial Number: 74052952

FIRST NEED

FIRST NEED

Filed: April 26, 1990
WATER FILTRATION AND WATER PURIFICATION UNITS AND PARTS THEREOF FOR DOMESTIC AND COMMERCIAL USE
Owned by: GENERAL ECOLOGY INC.
Serial Number: 74052953

DEKA

DEKA

Filed: April 26, 1990
air preheaters, gas cooling apparatus, gas preheating apparatus, heat exchangers, hot air generators, heat recuperation…
Owned by: BY-CAST
Serial Number: 74053045

MID-AMERICA MASTER SERIES

MID-AMERICA MASTER SERIES

Filed: April 26, 1990
exhaust vents to vent air under pressure
Owned by: TAPCO INTERNATIONAL CORPORATION
Serial Number: 74053125

MAXIM

MAXIM

Filed: April 26, 1990
electric lighting fixtures
Owned by: HOLOPHANE COMPANY, INC.
Serial Number: 74053167

COMBI-FLEX

COMBI-FLEX

Filed: April 26, 1990
HYDRONIC HEATING SYSTEM, PRIMARILY COMPRISED OF WATER BOILER, PUMP, AND PIPING WHICH SUPPLY AND RETURN WATER
Owned by: Stadler Corporation
Serial Number: 74053229