Purchase; Richard D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Purchase; Richard D..The latest application filed is for "tambour door construction".
- Purchase; Richard D. - Cedar Falls IA
| Patent | Date |
|---|---|
| Tambour door construction Grant 5,372,175 - Calhoun , et al. December 13, 1 | 1994-12-13 |
| Molded tool tray assembly Grant 4,714,158 - Oltman , et al. December 22, 1 | 1987-12-22 |
| Storehouse construction Grant 4,570,392 - Oltman , et al. February 18, 1 | 1986-02-18 |
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