Fletcher; Frederick B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fletcher; Frederick B..The latest application filed is for "method of making high strength steel crane rail".
- Fletcher; Frederick B. - Wayne PA
| Patent | Date |
|---|---|
| Method of making high strength steel crane rail Grant 10,604,819 - Bramfitt , et al. | 2020-03-31 |
| Method of Making High Strength Steel Crane Rail App 20190338386 - Bramfitt; Bruce L. ; et al. | 2019-11-07 |
| Method of Making High Strength Steel Crane Rail App 20180112284 - Bramfitt; Bruce L. ; et al. | 2018-04-26 |
| Method of making high strength steel crane rail Grant 9,476,107 - Bramfitt , et al. October 25, 2 | 2016-10-25 |
| Method of Making High Strength Steel Crane Rail App 20140130943 - Bramfitt; Bruce L. ; et al. | 2014-05-15 |
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