Killion; Mead Clifford
Patent Applications and Registrations
Patent applications and USPTO patent grants for Killion; Mead Clifford.The latest application filed is for "microphone assembly operable in directional and non-directional modes".
- Killion; Mead Clifford - Elk Grove Village IL
| Patent | Date |
|---|---|
| Microphone Assembly Operable In Directional And Non-directional Modes Grant 3,835,263 - Killion September 10, 1 | 1974-09-10 |
| Diaphragm Assembly For Electret Transducer Grant 3,740,496 - Carlson , et al. June 19, 1 | 1973-06-19 |
| Acceleration Insensitive Transducer Grant 3,577,020 - Carlson , et al. May 4, 1 | 1971-05-04 |
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