Calkins; George B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Calkins; George B..The latest application filed is for "plural dosage automatic injector with improved safety".
- Calkins; George B. - Bethesda MD
| Patent | Date |
|---|---|
| Plural dosage automatic injector with improved safety Grant 4,578,064 - Sarnoff , et al. March 25, 1 | 1986-03-25 |
| Dual mode automatic injector Grant 4,484,910 - Sarnoff , et al. November 27, 1 | 1984-11-27 |
| Assembly for administering respiratory medicament dosage through a gas mask Grant 4,433,684 - Sarnoff , et al. February 28, 1 | 1984-02-28 |
| Plural injecting device Grant 4,226,235 - Sarnoff , et al. October 7, 1 | 1980-10-07 |
| Hypodermic injection device having means for varying the medicament capacity thereof Grant 4,031,893 - Kaplan , et al. June 28, 1 | 1977-06-28 |
| Hypodermic injection device having cannula covered with resilient sheath Grant 3,882,863 - Sarnoff , et al. * May 13, 1 | 1975-05-13 |
| Training Injector Grant 3,795,061 - Sarnoff , et al. March 5, 1 | 1974-03-05 |
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