Inventor Percy L. Spencer patented the Microwave Oven.
Although microwaves were already being used for other purposes, Spencer wanted to change the frequency so that the oven could cook food in a timely, cost-effective, and efficient manner.
Inventor Percy L. Spencer patented the Microwave Oven.
Although microwaves were already being used for other purposes, Spencer wanted to change the frequency so that the oven could cook food in a timely, cost-effective, and efficient manner.