March 1977 Environmental control apparatus Trademarks by day
Sun Mon Tue Wed Thu Fri Sat
1 2 3 4 5
6 7 8 9 10 11 12
13 14 15 16 17 18 19
20 21 22 23 24 25 26
27 28 29 30 31
Environmental control apparatus Trademarks filed in March 1977
WATER REFINING SYSTEM

WATER REFINING SYSTEM

Filed: March 31, 1977
WATER TREATMENT EQUIPMENT-NAMELY, WATER CONDITIONING UNITS, WATER SOFTENING UNITS, FILTERS, AND [ AERATORS AND ] PARTS THEREFOR…
Owned by: ECOWATER SYSTEMS LLC
Serial Number: 73121010

YS

YS

Filed: March 31, 1977
STEAM AND HOT WATER BOILERS, STEAM HEATING VENTILATING AND MAKE-UP AIR HEATERS, HIGH TEMPERATURE HEAT TRANSFER HEATERS,…
Owned by: DONLEE TECHNOLOGIES, INC.
Serial Number: 73121036

SHUR-FLO

SHUR-FLO

Filed: March 31, 1977
HEATING AND VENTILATING EQUIPMENT-NAMELY, DRAFT CONTROLS, DRAFT INDUCERS, AND POWER VENTERS
Owned by: WM. STEINEN MFG. CO.
Serial Number: 73121118

COMFORTRON

COMFORTRON

Filed: March 31, 1977
HEATING AND VENTILATING EQUIPMENT-NAMELY, AIR ZONE VALVES
Owned by: FIELD CONTROLS COMPANY, THE
Serial Number: 73121119

WALKER

WALKER

Filed: March 31, 1977
HEATING AND VENTILATING EQUIPMENT-NAMELY, DRAFT CONTROLS, DRAFT REGULATORS, DRAFT INDUCERS, AIR ZONE VALVES AND POWER VENTERS…
Owned by: WM. STEINEN MFG. CO.
Serial Number: 73121120

FUEL SAVER

FUEL SAVER

Filed: March 31, 1977
HEATING AND VENTILATING EQUIPMENT-NAMELY, DRAFT CONTROLS AND DRAFT REGULATORS
Owned by: WM. STEINEN MFG. CO.
Serial Number: 73121121

WALKER-CAROLINA

WALKER-CAROLINA

Filed: March 31, 1977
HEATING AND VENTILATING EQUIPMENT-NAMELY, VENTURI-TOP CHIMNEY CAPS
Owned by: FIELD CONTROLS COMPANY, THE
Serial Number: 73121122

M.M.U.

M.M.U.

Owned by: GOVERNMENT OF MALTA
Serial Number: 89000199

M.M.U.

M.M.U.

Owned by: GOVERNMENT OF MALTA
Serial Number: 89000281

WEATHER-TUFF

WEATHER-TUFF

Filed: March 30, 1977
OUTDOOR LIGHTING APPLIANCES AND FIXTURES
Owned by: SARAMA INDUSTRIES, INC.
Serial Number: 73120876