Hesse; Ruth Lea
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hesse; Ruth Lea.The latest application filed is for "tracheal suction pump designed primarily for aspiration purposes".
- Hesse; Ruth Lea - Rungsted Kyst DK
| Patent | Date |
|---|---|
| Tracheal suction pump designed primarily for aspiration purposes Grant 4,319,570 - Grane March 16, 1 | 1982-03-16 |
| Lung-venting apparatus Grant 4,167,184 - Kohnke September 11, 1 | 1979-09-11 |
| Dummy for teaching artificial insufflation Grant 3,994,075 - Kohnke November 30, 1 | 1976-11-30 |
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