King; Hewson Nicholas Graham
Patent Applications and Registrations
Patent applications and USPTO patent grants for King; Hewson Nicholas Graham.The latest application filed is for "color tube having channel electron multiplier and screen pattern of concentric areas luminescent in different colors".
- King; Hewson Nicholas Graham - Salfords near Redhill EN
| Patent | Date |
|---|---|
| Color tube having channel electron multiplier and screen pattern of concentric areas luminescent in different colors Grant 4,023,063 - King , et al. May 10, 1 | 1977-05-10 |
| Electron multipliers having tapered channels Grant 3,939,374 - Schagen , et al. February 17, 1 | 1976-02-17 |
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