Timeline Sunday 23 October 1921

Events on Sunday 23 October 1921 1

• 1840 – 1921 John Boyd Dunlop (1840-1921) Died 23 October 1921, aged 81 John Boyd Dunlop, the Scottish inventor who developed and patented the practical pneumatic tyre, died in Dublin. His invention transformed cycling and later the automobile industry, and the company that bore his name grew into a major global tyre manufacturer. He had largely stepped back from the business decades before his death.