Ludwig; Ludwin
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ludwig; Ludwin.The latest application filed is for "muffler arrangement for a flow duct".
- Ludwig; Ludwin - Hallerndorf DE
| Patent | Date |
|---|---|
| Muffler arrangement for a flow duct Grant 6,945,355 - Ludwig , et al. September 20, 2 | 2005-09-20 |
| Muffler arrangement for a flow duct App 20030221904 - Ludwig, Ludwin ; et al. | 2003-12-04 |
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