George B. Kirwan

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Huntington, WV, US

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Patents Grantslast 30 patents

Information Patent Grant
Intermodal transport system
- Patent number 5,017,064
- Issue date May 21, 1991
- George B. Kirwan
- B61 - RAILWAYS
Information Patent Grant
Apparatus for loosening frozen coal in hopper cars
- Patent number 4,221,521
- Issue date Sep 9, 1980
- The Chesapeake and Ohio Railway Company
- George B. Kirwan
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Rail-highway intermodal freight carrier transport system
- Patent number 4,179,997
- Issue date Dec 25, 1979
- Intermodal Concepts, Inc.
- George B. Kirwan
- B60 - VEHICLES IN GENERAL