WSW Planungs - GmbH
Patent Applications and Registrations
Patent applications and USPTO patent grants for WSW Planungs - GmbH.The latest application filed is for "self sealing coke oven door of lightweight construction".
- WSW Planungs - GmbH - Waltrop DE
| Patent | Date |
|---|---|
| Self sealing coke oven door of lightweight construction Grant 4,647,343 - Stog , et al. * March 3, 1 | 1987-03-03 |
| Coke-oven door Grant 4,381,972 - Stog May 3, 1 | 1983-05-03 |
| Exhaust hood for unloading assembly of coke-oven battery Grant 4,334,963 - Stog June 15, 1 | 1982-06-15 |
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