Patent US 5140198A
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| Patent number | US 5140198A |
|---|---|
| Title | Image canceling mixer circuit on an integrated circuit chip |
| Inventors | Don H. Atherly, Carl Battjes |
| Company | Seiko Epson |
| Filing date | 1989-08-30 |
| Grant date | 1992-08-18 |
| Cites |