Hammerschmidt; Winrich B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hammerschmidt; Winrich B..The latest application filed is for "apparatus for making a one-piece, washable and sterilizable plastic shoe".
- Hammerschmidt; Winrich B. - Schenefeld DE
| Patent | Date |
|---|---|
| Apparatus for making a one-piece, washable and sterilizable plastic shoe Grant 4,505,660 - Seidel , et al. March 19, 1 | 1985-03-19 |
| One-piece, washable and sterilizable plastic shoe Grant 4,476,600 - Seidel , et al. October 16, 1 | 1984-10-16 |
| One-piece, washable and sterilizable plastic shoe Grant 4,408,401 - Seidel , et al. October 11, 1 | 1983-10-11 |
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