Richards; Lawrence I.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Richards; Lawrence I..The latest application filed is for "bi-elevational platform lift".
- Richards; Lawrence I. - Elk Grove Village IL
| Patent | Date |
|---|---|
| Bi-elevational platform lift Grant 4,221,280 - Richards September 9, 1 | 1980-09-09 |
| Power apparatus for truck loading elevator Grant 3,880,259 - Richards April 29, 1 | 1975-04-29 |
| Vehicle safety stop for platform of vertical rising lift Grant 3,872,948 - Richards March 25, 1 | 1975-03-25 |
| Wheel Activator For Ambulatory Truck Loading Elevator Grant 3,806,092 - Richards April 23, 1 | 1974-04-23 |
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