Hargrove; Douglas L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hargrove; Douglas L..The latest application filed is for "dc attenuation meter".
- Hargrove; Douglas L. - Modesto CA
| Patent | Date |
|---|---|
| DC attenuation meter Grant 6,791,337 - Hargrove September 14, 2 | 2004-09-14 |
| DC attenuation meter App 20040032267 - Hargrove, Douglas L. | 2004-02-19 |
| Voltage wand Grant 4,504,781 - Hargrove March 12, 1 | 1985-03-12 |
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