Perron; Robert R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Perron; Robert R..The latest application filed is for "process and apparatus for forming essentially spherical pellets directly from a melt".
- Perron; Robert R. - Beverly MA
| Patent | Date |
|---|---|
| Process and apparatus for forming essentially spherical pellets directly from a melt Grant 4,035,116 - O'Brien , et al. July 12, 1 | 1977-07-12 |
| Digital Lock System Having Electronic Key Card Grant 3,859,634 - Perron , et al. January 7, 1 | 1975-01-07 |
| Electronic Lock System Grant 3,848,229 - Perron , et al. November 12, 1 | 1974-11-12 |
| Combined Digital Display Speedometer And Log Grant 3,746,985 - Perron July 17, 1 | 1973-07-17 |
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