Environmental control apparatus Trademarks Filed in March 12, 1954
HYDRIL

HYDRIL

Filed: March 12, 1954
PULSATION DAMPENERS, [ VALVES OF ALL KINDS AND PIPE FITTINGS, ] BLOWOUT PREVENTERS [, ACCUMULATORS, CASING JOINTS, TUBING…
Owned by: HYDRIL COMPANY
Serial Number: 71662540

STERASYL

STERASYL

Filed: March 12, 1954
[FILTER BED MATERIALS,] CERAMIC LIQUIDFILTERS, [AND LIQUID STERILIZING APPARATUS COMPOSED OF A STORAGE TANK LINED WITHCHLORINE…
Owned by: PATERSON ENGINEERING COMPANY LIMITED, THE and PATERSON ENGINEERING COMPANY LIMITED, THE
Serial Number: 71662560

TRANE

TRANE

Filed: March 12, 1954
[ VALVES, TRAPS, VENTS, STRAINERS, PIPE FITTINGS, TUBE FITTINGS, AND PARTS THEREOF ]
Owned by: TRANE INTERNATIONAL INC.
Serial Number: 71662579

UNITRANE

UNITRANE

Filed: March 12, 1954
AIR CIRCULATING AND HEATING UNITS, AIR HEATING AND VENTILATING UNITS, AIR CIRCULATING AND CONDITIONING UNITS, AIR CONDITIONING…
Owned by: TRANE INTERNATIONAL INC.
Serial Number: 71662582