Razor be used on both sides, with two open edges. The blade on the double-edged safety razor is slightly curved to allow for a smoother and cleaner shave. In 1901, the American inventor King Camp Gillette, with the assistance of William Nickerson, patented a new variation of safety razor with disposable blades. Gillette realized that a profit could be made by selling an inexpensive razor with disposable blades. This has been called the razor and blades business model, and has become a very common practice for a wide variety of products. Many other brands of safety razors have come and gone.
Chuck Taylor (salesman) popularity as casual footwear. Nike acquired Converse in 2003 and continues to market Chuck Taylor All Star shoes in mass merchandise outlets worldwide. Chuck Taylor (salesman) Charles Hollis "Chuck" Taylor (June 24, 1901 – June 23, 1969) was an American basketball player and basketball shoe salesman/product marketer who is best known for his association with the Chuck Taylor All-Stars, which he helped to improve and promote. Charles H. "Chuck" Taylor was born in rural Brown County, Indiana, on June 24, 1901. Taylor, a graduate of Columbus High School in Columbus, Indiana, in 1919, played guard position on the school's basketball