Breitweiser, Jr.; Frederick W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Breitweiser, Jr.; Frederick W..The latest application filed is for "musical keyboard having an electronically controlled display and a method of keyboard display".
- Breitweiser, Jr.; Frederick W. - East Rutherford NJ
| Patent | Date |
|---|---|
| Musical keyboard having an electronically controlled display and a method of keyboard display Grant 5,557,055 - Breitweiser, Jr. September 17, 1 | 1996-09-17 |
| Musical instrument training system having displays to identify fingering, playing and instructional information Grant 5,408,914 - Breitweiser, Jr. , et al. April 25, 1 | 1995-04-25 |
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