Glen W. Zumwalt

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Wichita, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Transportation system employing aircraft guided by rail
- Patent number 5,535,963
- Issue date Jul 16, 1996
- Airtrain Incorporated
- Elvest L. Lehl
- B60 - VEHICLES IN GENERAL
Information Patent Grant
High-speed transportation system
- Patent number 4,102,272
- Issue date Jul 25, 1978
- Elvest L. Lehl
- B60 - VEHICLES IN GENERAL