1930 – 1995
Who was Harold Kosoff?
Harold Kosoff was an inventor. He is credited with inventing the free piston engine and the battery-powered baby swing. U.S. Pat. No. 4,448,410 Exclusive rights for the battery-powered baby swing were sold to Graco. In addition, Kosoff invented a home air cleaner and chainless bicycle using an arc and pulley system.
We need you!
Help us build the largest biographies collection on the web!
Use the citation below to add to a bibliography:
"Harold Kosoff." Biographies.net. STANDS4 LLC, 2021. Web. 30 Nov. 2021. <https://www.biographies.net/people/en/harold_kosoff>.