Charles; Harry R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Charles; Harry R..The latest application filed is for "phosphate coating composition and method of applying a zinc-nickel phosphate coating".
- Charles; Harry R. - Sterling Heights MI
| Patent | Date |
|---|---|
| Phosphate coating composition and method of applying a zinc-nickel phosphate coating Grant 4,793,867 - Charles , et al. December 27, 1 | 1988-12-27 |
| Clear paint booth coating composition and method Grant 4,748,049 - Charles , et al. May 31, 1 | 1988-05-31 |
| Magnesium sulfate and complex silicate mineral paint denaturant Grant 4,699,730 - Miles , et al. October 13, 1 | 1987-10-13 |
| Phosphate coating process and composition Grant 4,330,345 - Miles , et al. May 18, 1 | 1982-05-18 |
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