RD

Robert Roy Redfern, deceased

Overall (All Time): #3,704,471 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5843034 Hypodermic syringe with retractable needle mount Elaine Redfern, Jon James Van Noorden, Fleur Denise Van Noorden 1998-12-01