Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4926192 | Tamperproof strip chart recorder with inaccessible cover-mounted transducer | Charles A. Bastyr | 1990-05-15 |
| RE30512 | Strip chart recorder | — | 1981-02-10 |
| 4240083 | Programmable strip chart recorder | — | 1980-12-16 |
| 4222061 | Tamper proof strip chart recorder | — | 1980-09-09 |