Cramer; Barry G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cramer; Barry G..The latest application filed is for "aerator mast with azimuth lock and bottom stop".
- Cramer; Barry G. - Kansas City MO
| Patent | Date |
|---|---|
| Aerator mast with azimuth lock and bottom stop Grant 4,671,872 - Cramer , et al. June 9, 1 | 1987-06-09 |
| Submersible mixer with air injection Grant 4,581,182 - Cramer , et al. April 8, 1 | 1986-04-08 |
| Aspirating horizontal mixer Grant 4,514,343 - Cramer , et al. April 30, 1 | 1985-04-30 |
| Horizontal mixing aerator Grant 4,431,597 - Cramer , et al. February 14, 1 | 1984-02-14 |
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