Roehrs; Herbert C.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Roehrs; Herbert C..The latest application filed is for "method and apparatus for producing multilayer plastic articles".
- Roehrs; Herbert C. - Beaverton MI
| Patent | Date |
|---|---|
| Method and apparatus for producing multilayer plastic articles Grant 5,628,950 - Schrenk , et al. * May 13, 1 | 1997-05-13 |
| Method for producing blow molded multilayer plastic articles Grant 5,540,878 - Schrenk , et al. July 30, 1 | 1996-07-30 |
| Method for producing injection molded multilayer articles Grant 5,202,074 - Schrenk , et al. April 13, 1 | 1993-04-13 |
| Stabilization Of Light Metal Hydride Grant 3,857,922 - Matzek , et al. December 31, 1 | 1974-12-31 |
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