Otzen; Karl G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Otzen; Karl G..The latest application filed is for "parts cleaner adapted for simplified service".
- Otzen; Karl G. - Barrington IL
- Otzen; Karl G. - Brookfield WI
| Patent | Date |
|---|---|
| Parts cleaner adapted for simplified service Grant 4,462,415 - Otzen July 31, 1 | 1984-07-31 |
| Accessory for parts washer Grant 4,261,378 - Otzen April 14, 1 | 1981-04-14 |
| Immersion cleaner Grant 4,096,873 - Otzen June 27, 1 | 1978-06-27 |
| Disposable filter apparatus Grant 3,960,728 - Otzen June 1, 1 | 1976-06-01 |
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