
Earmuff Patent
National Earmuff Day is today! Earmuffs were patented by Chester Greenwood of Farmington, Maine, in 1877. He was fifteen years old when he invented the Champion Ear Protectors. He had his grandmother add some fur to the ends of a piece of wire. He received Patent Number 188,292. His invention became a factory, employing community members. Children can view the patent at: Earmuff Patent.


Doughnut cutter was patented by J. F. Blondel of Thomaston, Maine in 1872. Blondel did not invent doughnuts, but he patented a spring-loaded cutter that sped up the doughnut-making process. Now about ten billion doughnuts are consumed in the United States each year. Children could survey friends and family about favorite types of doughnuts (cake v glazed, sprinkles v no sprinkles, etc.). Older children could read a history of doughnuts at: