Booth; Graydon
Patent Applications and Registrations
Patent applications and USPTO patent grants for Booth; Graydon.The latest application filed is for "electrically driven set and release hand brake for rail cars".
- Booth; Graydon - Chicago IL US
| Patent | Date |
|---|---|
| Electrically driven set and release hand brake for rail cars Grant 9,187,066 - Brabb , et al. November 17, 2 | 2015-11-17 |
| Electrically Driven Set and Release Hand Brake for Rail Cars App 20150142284 - Brabb; David C. ; et al. | 2015-05-21 |
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