Lyu; Seung W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Lyu; Seung W..The latest application filed is for "tandem ironing land assembly".
- Lyu; Seung W. - Palos Hills IL
- Lyu; Seung W. - Homewood IL
| Patent | Date |
|---|---|
| Tandem ironing land assembly Grant 4,442,692 - Lyu April 17, 1 | 1984-04-17 |
| Split punch for drawing and ironing containers Grant 4,065,951 - Lyu January 3, 1 | 1978-01-03 |
| Wall construction for containers Grant 3,942,673 - Lyu , et al. March 9, 1 | 1976-03-09 |
| Profiled bottom wall for containers Grant 3,905,507 - Lyu September 16, 1 | 1975-09-16 |
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