Barnett; Louis H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Barnett; Louis H..The latest application filed is for "high strength multiple passageway plastic conduit".
- Barnett; Louis H. - Fort Worth TX
- Barnett; Louis H. - Forth Worth TX
| Patent | Date |
|---|---|
| High strength multiple passageway plastic conduit Grant 3,941,157 - Barnett March 2, 1 | 1976-03-02 |
| Automated Bending And Belling Of Plastic Pipe Grant 3,861,847 - Barnett January 21, 1 | 1975-01-21 |
| Apparatus For Precision Bending Of Plastic Pipe Grant 3,753,635 - Barnett August 21, 1 | 1973-08-21 |
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