Swan; Charles F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Swan; Charles F..The latest application filed is for "edge-reinforced packing for use in steam service".
- Swan; Charles F. - Brooklin ME
- Swan; Charles F. - Brooklyn ME
| Patent | Date |
|---|---|
| Edge-reinforced packing for use in steam service Grant 4,949,620 - Swan , et al. August 21, 1 | 1990-08-21 |
| Diagonally reinforced mechanical packing Grant 4,802,398 - Champlin , et al. February 7, 1 | 1989-02-07 |
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