Norman F. Spear

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Edina, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of starting and running an internal combustion engine connec...
- Patent number 5,331,821
- Issue date Jul 26, 1994
- Thermo King Corporation
- Jay L. Hanson
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method of operating a transport refrigeration system
- Patent number 5,161,384
- Issue date Nov 10, 1992
- Thermo King Corporation
- Jay L. Hanson
- B60 - VEHICLES IN GENERAL