Ashworth; Denis Henry
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ashworth; Denis Henry.The latest application filed is for "hydraulically elevatable platforms".
- Ashworth; Denis Henry - Dudley EN
- Ashworth; Denis Henry - Woodsetton near Dudley EN
| Patent | Date |
|---|---|
| Hydraulically elevatable platforms Grant 3,891,056 - Ashworth June 24, 1 | 1975-06-24 |
| Hydraulically Operated Access Equipment Grant 3,777,845 - Ashworth December 11, 1 | 1973-12-11 |
| Mobile Machine With An Elevatable And Travelling Carrier Grant 3,608,671 - Ashworth September 28, 1 | 1971-09-28 |
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