Hurschman; Alfred A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hurschman; Alfred A..The latest application filed is for "two-chamber mixing syringe".
- Hurschman; Alfred A. - Hudson OH
- Hurschman; Alfred A. - Streetsboro OH
| Patent | Date |
|---|---|
| Two-chamber mixing syringe Grant 4,031,892 - Hurschman June 28, 1 | 1977-06-28 |
| Multiple Compartment Hypodermic Devices Grant 3,810,469 - Hurschman * May 14, 1 | 1974-05-14 |
| Plunger Tack Grant 3,809,082 - Hurschman May 7, 1 | 1974-05-07 |
| Method Of Performing An Intramuscular Injection Grant 3,797,491 - Hurschman March 19, 1 | 1974-03-19 |
| Ampoule Applicator With One-way Clutch Grant 3,797,488 - Hurschman , et al. March 19, 1 | 1974-03-19 |
| Hypodermic Ampoule With Skin Tensioning Clip Grant 3,797,490 - Hurschman , et al. March 19, 1 | 1974-03-19 |
| Hypodermic Devices Grant 3,735,761 - Hurschman , et al. May 29, 1 | 1973-05-29 |
| Variable Dosage Ampoule Applicator Grant 3,729,003 - Hurschman April 24, 1 | 1973-04-24 |
| Paper-making Means And Method Grant 3,617,442 - Hurschman November 2, 1 | 1971-11-02 |
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