Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5319618 | System utilizing a high-frequency tone for switching from a first music source to a second music source | — | 1994-06-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5319618 | System utilizing a high-frequency tone for switching from a first music source to a second music source | — | 1994-06-07 |