Schroer; William L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schroer; William L..The latest application filed is for "bottled water cooler air filter".
- Schroer; William L. - Freeport IL
| Patent | Date |
|---|---|
| Bottled water cooler air filter Grant 4,902,320 - Schroer , et al. February 20, 1 | 1990-02-20 |
| Bottled water cooler air filter Grant 4,834,267 - Schroer , et al. May 30, 1 | 1989-05-30 |
| Liquid dispenser with readily removable liquid container Grant 4,629,096 - Schroer , et al. December 16, 1 | 1986-12-16 |
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