March 1920 Environmental control apparatus Trademarks by day
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|---|---|---|---|---|---|---|
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| 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| 28 | 29 | 30 | 31 |
Environmental control apparatus Trademarks filed in March 1920
BARCO
Filed: March 26, 1920
[Valves for Pipe Lines]; Cocks; Fittings for Air, Water, Steam, and Other Fluid Conveying Pipes; [Blower-Valves, Fittings…
Owned by: MARISON INDUSTRIES, INC.
Serial Number: 71130198
CARRIER
Filed: March 26, 1920
AIR CONDITIONING AND DRYING, VENTILATING, HEATING, COOLING, HUMIDIFYING, AND DEHUMIDIFYING APPARATUS AND SYSTEMS, UNIT AIR…
Owned by: CARRIER CORPORATION
Serial Number: 71281342
