David B. Ziegler

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Eden Prairie, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Front cover portion of a microprocessor controller housing
- Patent number D349102
- Issue date Jul 26, 1994
- Thermo King Corporation
- David B. Ziegler
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Cover for a remote indicator light
- Patent number D313569
- Issue date Jan 8, 1991
- Thermo King Corporation
- Peter B. Allard
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Cover for a transport refrigeration unit
- Patent number D309346
- Issue date Jul 17, 1990
- Thermo King Corporation
- Peter B. Allard
- D23 - Environmental heating and cooling