Frank Otto

Otto currently owns 5 of Greenrises Common Shares and 18 of its Common Shares on a fully diluted basis. He was an actor known for…

Otto Wichterle

1 day agoOtto Wichterle was born in 1913 in Moravia in Czech Republic then Austria-Hungary and died in the same town 1998 at the …

Otto Wichterle Contact Lenses

Professor Otto Wichterle had the greatest influence on contact lenses since the second world war. Soft contact lenses were invent…