JR

John M. Rollett

BL British Telecommunications Public Limited: 1 patents #9 of 63Top 15%
Overall (1989): #93,171 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4803727 Transmission system Christopher E. Holt 1989-02-07