Donald B. Sullivan

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LaJolla, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Wheelchair lift
- Patent number RE33595
- Issue date May 28, 1991
- Hogan Mfg., Inc.
- Donald B. Sullivan
- 187 - Elevator, industrial lift truck, or stationary lift for vehicle
Information Patent Grant
Wheelchair lift
- Patent number 4,556,128
- Issue date Dec 3, 1985
- Lift-U-Inc.
- Graham R. Thorley
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Wheelchair lift
- Patent number 4,466,771
- Issue date Aug 21, 1984
- Graham R. Thorley
- B60 - VEHICLES IN GENERAL