Riegel; Leo W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Riegel; Leo W..The latest application filed is for "method for welding rectangular tubes".
- Riegel; Leo W. - Ankeny IA
| Patent | Date |
|---|---|
| Method for welding rectangular tubes Grant 5,190,207 - Peck , et al. March 2, 1 | 1993-03-02 |
| Weld fixture mounting method Grant 4,713,873 - Gold , et al. December 22, 1 | 1987-12-22 |
| Weld fixture mounting Grant 4,641,820 - Gold , et al. February 10, 1 | 1987-02-10 |
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