Cornelius Hoagland Tangeman (August 21, 1878 - December 18, 1928) was an American automobile manufacturer with the Hol-Tan.
[1][2] He was born in Hamilton, Ohio, on August 21, 1878 to George Tangeman and Cora Hoagland.
He died on December 18, 1928, after a long illness.
[1] His widow died in 1929.
[3]