Complex sentence: In 1938, the Goldenbergs incorporated Carmen Shoe Manufacturing Company of Hanover, Pennsylvania, another manufacturer and seller of of athletic shoes, and in 1944, Michael Goldenberg patented the rubber brake for roller skates (then known as "quick stops").
Split into simpler sentences: In 1938, the Goldenbergs acquired Carmen Shoe Manufacturing Company, another manufacturer and seller of of athletic shoes. In 1944, Michael Goldenberg patented the rubber brake for roller skates (then known as "quick stops").