CH

Cecil Hayman

Overall (All Time): #1,306,008 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4698130 Cleaning of metal articles James E. Restall 1987-10-06
4687684 Process for diffusion coating metals James E. Restall 1987-08-18
4619778 Heat storage materials Christine CHALK 1986-10-28
4545916 Heat storage materials Christine CHALK 1985-10-08