Air change, not just air movement (ILG Electric Ventillating Co.).
Air conditioning’s first name (Carrier Corp.).
Air conditioning for profit (Kelvinator).
Applied science of Elpeco refrigeration, The (Coolatronics).
Automatically yours (Chrysler Airtemp).
Automatic defrosting (Belding Hall Elec. Corp.).
Do it with air (Buhl Mfg. Co.).
Engineered efficiency in dust recovery (Buell).
Every day a COMFORTABLE day (Climaco Corp.).
Gets all the dirt by air alone (P. A. Geier Co.).
It cleans the air, then cleans itself (National Air Filter).
Lift DUST out of inDUSTry (W. W. Sly Mfg. Co.).
No rust for the wary (Dupont cooling system cleanser).
One best temperature as an investment, The (Tagliabue Mfg. Co.).
Performance controls the air (Pump Eng. Service Corp.).
Performance points to Pesco first (Pump Eng. Serv. Corp.).
Pioneers in unit ventilation (Peerless Unit Ventillation Co.).
Prevents stoppages, cleans and purifies (Ross Mfg. Co.).
Puts air to work (Sturtevant Co.).
Vitalized venillation (ILG Electric Vent Co.).
Weather makers to the world (Carrier Corp.).
Yesterday’s vision, today’s achievement (Carrier).