Farrell, Jr.; R. Paul
Patent Applications and Registrations
Patent applications and USPTO patent grants for Farrell, Jr.; R. Paul.The latest application filed is for "process and equipment for automatic chemical-biological wastewater treatment with provisions for recycle and reuse".
- Farrell, Jr.; R. Paul - Schenectady NY
| Patent | Date |
|---|---|
| Process and equipment for automatic chemical-biological wastewater treatment with provisions for recycle and reuse Grant 3,920,550 - Farrell, Jr. , et al. * November 18, 1 | 1975-11-18 |
| Pressure sewer system Grant 3,904,131 - Farrell, Jr. , et al. September 9, 1 | 1975-09-09 |
| Aerobic Wastewater Treatment System With Partial Reuse And Infrequent Dosing To Soil Grant 3,844,946 - Farrell, Jr. October 29, 1 | 1974-10-29 |
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