Neuman Industries, Inc.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Neuman Industries, Inc..The latest application filed is for "refrigerator door ajar detection system".
- Neuman Industries, Inc. - Delphos OH
| Patent | Date |
|---|---|
| Refrigerator door ajar detection system Grant RE33,960 - Neuman June 16, 1 | 1992-06-16 |
| Refrigerator door ajar detection system Grant 4,891,626 - Neuman January 2, 1 | 1990-01-02 |
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