Today is the day on October 9th, 1855 Isaac Singer patented the sewing machine motor. 

Interesting Fact: 
The first sewing machines were expensive and bulky. After Isaac Singer adopted a factory mass-production system of creating sewing machines with interchangeable parts, production and quantity of sewing machines greatly increased. Giving Isaac Singer the ability to implement his initial goal of selling sewing machines to housewives. The set price of a sewing machine was $10, with the ability to pay in installments, and trade-in old machines creating a dramatic increase in sales and allowing the sewing machine to be available to many.