Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4325117 | Apparatus for calculating a check digit for a stream of data read from a document | Arthur A. Parmet | 1982-04-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4325117 | Apparatus for calculating a check digit for a stream of data read from a document | Arthur A. Parmet | 1982-04-13 |