Gust Goettl was an inventor, entrepreneur, businessman.
Many times he did not invent a product, but he did used existing designs to influence future designs.
For example, βhe did not invent the evaporative cooler, he kept improving itβ.
One of his changes to this particular invention resulted in the "Combination Refrigeration and Evaporative Cooling Air Conditioner,β designed to improve cooling within arid climates.