The patent, issued in 1986, described “a dispenser suitable for use in dispensing a liquid medicine, for instance insulin solution. The dispenser is, in principle, constructed as a hypodermic syringe but differs in that it enables dispensing of a predetermined portion.” Both inventors lived in Denmark.
Ref: Jorn Rex and Otto A. Vogeley, “Dispenser,” U.S. Patent 4,592,745 (June 3, 1986), assigned to Novo Industri A/S.
Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.
If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.