Mandroian; Harold
Patent Applications and Registrations
Patent applications and USPTO patent grants for Mandroian; Harold.The latest application filed is for "pressure pumping and priming pump apparatus".
- Mandroian; Harold - La Canada CA
| Patent | Date |
|---|---|
| Pressure pumping and priming pump apparatus Grant 4,392,791 - Mandroian July 12, 1 | 1983-07-12 |
| Pump apparatus Grant 4,265,600 - Mandroian May 5, 1 | 1981-05-05 |
| Three valve precision pump apparatus with head pressure flowthrough protection Grant 4,265,601 - Mandroian May 5, 1 | 1981-05-05 |
| Pump Grant 3,898,017 - Mandroian August 5, 1 | 1975-08-05 |
| Electrolysis pump Grant 3,897,173 - Mandroian July 29, 1 | 1975-07-29 |
| Standing Wave Pump Grant 3,743,446 - Mandroian July 3, 1 | 1973-07-03 |
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