Fairfield Engineering and Manufacturing Company
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fairfield Engineering and Manufacturing Company.The latest application filed is for "stock trailer".
- Fairfield Engineering and Manufacturing Company - Fairfield IA
- Fairfield Engineering and Manufacturing Co. - Fairfield IA
| Patent | Date |
|---|---|
| Stock trailer Grant 4,008,902 - Dill February 22, 1 | 1977-02-22 |
| Floating Apparatus For Liquid Composting Grant 3,810,548 - Blough May 14, 1 | 1974-05-14 |
| Apparatus For Liquid Composting Grant 3,778,233 - Blough , et al. December 11, 1 | 1973-12-11 |
| Livestock Drinking Device Grant 3,677,231 - Blough July 18, 1 | 1972-07-18 |
| Livestock Confinement House With Improved Environmental Control Grant 3,677,229 - Blough , et al. July 18, 1 | 1972-07-18 |
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