Burtsev; Nikolai Alexandrovich
Patent Applications and Registrations
Patent applications and USPTO patent grants for Burtsev; Nikolai Alexandrovich.The latest application filed is for "continuous drum vacuum filter".
- Burtsev; Nikolai Alexandrovich - Sverdlovsk SU
| Patent | Date |
|---|---|
| Continuous Drum Vacuum Filter Grant 3,627,139 - Burtsev December 14, 1 | 1971-12-14 |
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