Search results
We did not find results for: Henry Leavitt Ellsworth.
Check spelling or type a new query.
We did not find results for: Henry Leavitt Ellsworth.
Check spelling or type a new query.
Henry Leavitt Ellsworth (November 10, 1791 – December 27, 1858) was a Yale-educated attorney who became the first Commissioner of the U.S. Patent Office, where he encouraged innova... Wikipedia